The Impact Of Computers In Our Daily Lives Computer Science Essay

The Impact Of Computers In Our Daily Lives Computer Science EssayComputers argon comm yet uptaked items in many field in our present human beings as will be in the future. Since the ages of the fathers of computing machines like Blaise Pascal and Charles Babbage. These machines project proven to be very essential or important and significant especially for people who overstep large geological castingations and industries, but also to the individuals themselves.Computers claim affected our lives in a great deal in that almost every thing now is either run by or made by computers. For instance, in large industries, cars and space exploration devices and machines are designed by the utilise of computers, in hospitals where medical billings, patient admittance and other medical equipments are run and made by computers traffic lights that run the city traffic are run by computers. One of the major come tos of computer is communication. The level of communication has gone higher through computer as now you can be connected with friends and family around the world, many business deals and conference is now made through the help of computer. Nevertheless the entertainment world would not fox been as successful as it is if it werent for computers, because movies these days require a dance orchestra of animations and use of graphics to create effects. So fundamentally the whole universe is a computerized universe as it is right now. even out back in the late years of 1600 to 1800, the people saw that life was fair complex and so they needed to create something that would help them solve the complex problems and mathematics so they wouldnt have to solve them manually. And so they came up with calculators which could only add and subtract mathematical problems. And the more the technology grew the more computers became important in their daily lives to the present. Computers have changed man a lot. It has helped man to step in to the future. Though computers h ave been said to take away man power, still computers have managed to make the impossible possible.In the upcoming paragraphs I will be talking about how computers have impacted on different fields.CProgram FilesMicrosoft OfficeMEDIACAGCAT10j0315447.jpgCUsersRahatAppDataLocalMicrosoftWindowsTemporary Internet FilesContent.IE5Q0IF2038MC9003572751.wmfCProgram FilesMicrosoft OfficeMEDIACAGCAT10j0233018.wmfCUsersRahatAppDataLocalMicrosoftWindowsTemporary Internet FilesContent.IE5LVY57DLOMP9003156611.jpgCUsersRahatAppDataLocalMicrosoftWindowsTemporary Internet FilesContent.IE5E5WK0490MC9000903001.wmfIN BUSINESS battlegroundIn todays life computers have impacted many fields such as the business fields. Many business organizations need computer to prevail track of accounts, money and other stuff that they need. It has been noticed that business people use computers a lot both at their homes and at their workings places. One may see that these people make pie charts and graphs that they use for presentations during business meetings where most of these charts were made by the help of computers. The business field uses computers a lot in their activities. CProgram FilesMicrosoft OfficeMEDIACAGCAT10j0233018.wmfNevertheless, business organization now a days use online marketing to advertise and contact with their consumers from different move of the world without direct contact. For instance in www.amazon.com, this is an efficient way of business since it does not limit the area of supplies and consumers. It is through the use of computers that they are able to get along these activities.IN ENTERTAINMENT FIELDAnother area that computers have impacted is the entertainment area. It has been seen that most of the people love science fiction and action movies and those that have neat effects like Matrix or Harry Potter. Well the graphics and animations used in those movies were done by computers themselves. Most of the movies today use these graphics to make movie effec ts realise realistic. For instance in Harry Potter where Harry has to fight dragons and big snakes, all those effects look real but they are not realistic and some movies where we see aliens, space ships, monsters or flying men. Some movies are even made by computers from top to bottom like toy story and wall E.Not only movies but also game consoles use computer animations like the campaign Station, PC and Nintendo. And it has been seen that games made by 3D graphics have been big breakthrough in gaming. All thanks to the awesome computer graphics. Even the medication industry has been impacted in its way. Since music editing and video making all require computers to create effects or edit videos. Thus computers have a great deal of effect in the entertainment industry today.IN EDUCATIONAL FIELDEducational field has been impacted by computers as well in its own way. Like in universities computers help students a lot with their assignments and presentations. For instance a student had to do a project on World Religions he would use the encyclopedia to search for information. Even when presenting their works like for presentations one would use Microsoft power point and writing of essays would require Microsoft word.Even teachers themselves use computers as well. They use computers to keep track of grades or prepare notes and presentations for their students. Through servers/networks educational institutes can share and control resources, by connecting computer devices in concert which saves a lot of time and money. For lecturers it becomes easy when a lecturer is giving a lecture then students can just take note sort of than printing out pages and pages of notes. Nevertheless e-learning is also a product of computers development. Thus computers have a great deal of importance in the educational field.IN THE MEDICAL FIELDThis is one important field that computer have impacted. Computers help in hospitals and even in small pharmacies. Doctors and nurses use c omputers to make records on medication of patients and in what amount so they wouldnt lose track. But in big hospitals computers are also used to keep records of every patient. They also keep records on medical bills and equipments.Nevertheless scientists need computers so they could find cures to different diseases that keep erupting every day. If it wasnt for computers these cures wouldnt have been found. Therefore computers are important since they help us maintain our health.CProgram FilesMicrosoft OfficeMEDIACAGCAT10j0315447.jpgIN SPACE EXPLORATIONComputers have had a great deal of impact in this area. Computers help in designing the right kinds of equipments and ships that are used now a days for most exploration. For instance a large organization like NASA needs these kinds of machines for space exploration. In space, small errors or miscalculations can create serious problems that cannot be easily corrected. Computers provide faster and more accurate handling of data, both in planning a mission and in analyzing parameters during a mission. Without them, effective space exploration would be nearly impossible. This has proven to be successful since everyday huge deal of inventions and discoveries from these explorations, like life in mars. And now scientists are trying to find if there is another life form on other planets. Computers also help them to solve complex mathematics such as from which degree/angle should the rocket be launched, which would be preferably difficult for humans to calculate.

Chronic Obstructive Pulmonary Disease (COPD) in the Elderly

Chronic Obstructive Pulmonary Disease (COPD) in the ElderlyAs a response of two main factors, which are ageing population and exposure to risk factors, the prevalence of chronic obstructive pulmonary disorder (COPD) is rising worldwide. In fact, the unsoundness is a challenge for public wellness and health care system because it demands high costs (Lisspers, Johansson, Jansson, Larsson, Stratelis, Hedegaard, Stallberg, 2014). Besides, the Ameri undersurface Lung Association (2013) reinforces that the COPD is the third leading cause of expiration in the United States. Data from 2007 showed that nearly 125,000 deaths nationwide occurred in response this disease, so it represents one COPD death approximately every four minutes. In addition, underlined in these numbers, many lymph nodes are non diagnosed or managed correctly, so the process to educate the leaf node and the customer knowledge are fundamental to eliminate risk factors and fire better quality of life for whom has been diagnosed with this pulmonary disease (Lisspers, et al., 2014). Throughout the course of this paper, some(prenominal) information will be described as the following clients information, description and clinical manifestation the clients disease, the clients prescription, and treat diagnoses and intervention, which applies to this client.Clients InformationFirstly, fundamental information just about the client is necessary to be investigated and understood to proceed the diagnose and manage. Clients history essential issue knowledge to link present manifestations to de take aparted situations, and these will conduct to better management and promotion for future interventions. Patient Mrs. S., 82 years old, married, retired, catholic, and level of knowledge reduceed (not concluded high school). She was hospitalized as a result of pneumonia after being diagnosed with productive cough, which was with jaundiced secretion and her temperature was 38.5oC. In her health histor y, she related that she was diagnosed with chronic obstructive pulmonary disease (COPD) although Mrs. S. could not specify the time when these diagnoses occurred. Mrs. S. was not alcoholic and smoking. She has related that at home, she uses medication (not specified) to moderate pain when it is necessary. In addition, she has related that she was not allergic and was responding well attend the hospitalization.During her physical examination, she presented as following information patient was LOC and verbalizing with difficulty because of gas exchange. She was using oxygen therapy by the spectacle-type nasal catheter with 2L/min RR 32 and tachypnea HR 81 bpm and normocardic BP 130/70 mmHg and normotensive temperature 38,5oC and febrile and saturation SpO2 90%. Skin dehydrated, normal colored, turgor characteristic of her age, hematoma in member superior go forth because of the catheter for serotherapy. In the moment, the catheter was salinized. The dying(p) reflex was preserved, full and firm pulse, rhythmic. Cranium it was not present alterations and was hygienic. Pupils were isochoric and photo reactive. Thorax plan, symmetric, thoracic expansion kept, symmetrical breasts characteristic of senescence. Lung vesicular murmur and stridor presented in bilateral basis pulmonary auscultation normal sounds, regular rhythm in regular rhythm of two. Abdomen it was plan, palpable in raise loop, Blumberg/Cystic/McBurney negatives. Genito- urinary paravaginal and perianal presented dermatitis. Eliminations faeces twice by day with pasty aspect. Urine in grand quantity in diaper, dark yellow and characteristic smell, not related pain to urinate. Alimentation hyposodic diet, oral, preserved appetite. Water waste around one liter by day. Activity and sleeping restrict movements and perambulation with family help difficulty to sleep. Security and protection Bradens scale with 16 points low risk. Comfort related pain number six in the right shoulder.Clients Physiop athologySecondly, understanding the Mrs. Ss history and results of the physical examination can provide an overview about the physiopathology because it must define connections among disease route. These connections are linked to the quality of life to know better about pneumonia and COPD. Pneumonia is an inflammation of the lung parenchyma caused by different microorganism agents (Hinkle Cheever, 2010). In relation to Mrs. S. the according to the drugs impose the hypothesis is that the pneumonia is caused by a type of bacteria, which is inhaled by ambient air, where an upper airline bronchoaspiration occurred with colonization this bacteria, so this type of bacteria did a migration to lower airway and colonization in the bilateral inferior lobule region.For instance, some risk factors can be applied for pneumonia. Two age groups at highest risk are infants/children and cured people. These risk factors can be a chronic disease, for example, asthma, COPD, and heart disease suppre ssed immune system, which can be developed by drug preaching and/or diseases (HIV/AIDS), and surgery smoking and client being placed on a ventilator during hospitalization. Still, some signal and symptoms presented because of pneumonia are fever, sweating, hypothermia (in older adults and people with bleached immune system), cough (can be productive or not), chest pain during cough and/or deep breathing, shortness of breath, fatigue, muscle aches, nausea and vomiting (most special K for infants/children), and mental awareness (most parking area for seniors) (Hinkle Cheever, 2010).another(prenominal) pathology presented in Mrs. S. was Chronic Obstructive Pulmonary Disease is characterized by Lewis, Dirksen, Heitkemper, Bucher Camera (2014) as an flow of air limitation, which is not reversible. This airflow limitation is progressive and related to an abnormal inflammatory response of the lungs to noxious particles or gases. COPD is composed of triple different pathologic proces ses, which can possibly blend to develop the clinical case. They are chronic bronchitis, emphysema, and asthma.The pathophysiology involves gradual destruction of alveolar septum and destruction of the lung parenchyma, which increase the incapacity to provide gas exchange among alveolus and blood. The definitions of the tierce possible pathology are a) chronic bronchitis it describes as an excessive production of mucus in the bronchial tree, and it has chronic productive cough or recurrent during unless three months by year, which is two years consecutive b) emphysema it is understood how an anatomic alteration, which is characterized with abnormal alteration in the air spaces distal to the terminal bronchioles, and it is accomplished with destructives alterations in the alveolar walls c) asthma it is a chronic inflammatory disease, which is characterized with lower airway hyper responsiveness and variable limitation in the air flux. It can be ad libitum reversible or with treatm ent. Asthma has clinical manifestation by recurrent episodes of wheezing, breathlessness, chest tightness, and coughing (Hinkle Cheever, 2010).Furthermore, according to Hinkle Cheever (2010) some risk factors are related to COPD can be first, cigarette smoking, which is considered the major risk factor. Second, occupational chemicals and dusts, which involve two main factors air pollution and infection air pollution is a fuss for urban people although a comparison among cigarette smokers and air pollution, the first has a high level of influence. Thrid, heredity, which is a shortage in the 1 Antitrypsin (AAT) omit autosomal recessive disorder), but it is only 1% 2% in the United States. Last one, aging where some degree of emphysema is common in older adults, even non-smokers. Also, some signals and symptoms must be present in the client, who has COPD. These signals and symptoms can be shortness of breath, wheezing, chest tightness, chronic cough, which produces excess mucu s, respiratory infection, lack of energy, cyanosis, and weight loss, which must be in the chronic stage. These symptoms and signals must varies person to person, and they can be present on worse stage in some parts of the day.After all, a connection is applied between COPD and pneumonia. Both diseases have a rouge link. First, COPD provides to people, who have this pulmonary disease, a facility to quail pneumonia and difficult to diagnose pneumonia because of similar signals and symptoms. Also, COPD does a difficulty treat pneumonia because the patient has a restriction in his/her immune system, so the antibodies cannot provide the up to(predicate) defense. Another situation is inflammation and irritation present in the lungs of COPD, so pneumonia increases these both factors and restricts more the breathing and oxygen exchange. In relation to the diagnoses, if pneumonia is diagnosed early, the recovery can be more satisfactory although COPD restricts it. In fact, management with antibiotics to promote better recovery and care needs to be applied, and prevention must be considered by the client and health professional, so vaccine must be used a method of prevention (Lewis et al, 2014).Clients PrescriptionThirdly, the mendelevium provided prescriptions to the client. Mrs. Ss. physician provided a medical prescription based on her diagnosed (COPD and pneumonia) to provide adequate management and recovery. The physician requested lung X-ray, which showed the front line of opacity in the lower thirds as a result of pneumonia. The medications were 1- Dipyrone 2ml + 10 ml of distilled water (IV), every 6 hours if pain or fever 2- Omeprazole 20mg (oral) on an empty stomach, in the dawning 3- Rocephin 1g + 100ml (IV) of saline 0.9%, every 12 hours 4- Levofloxacin 500mg (IV), every 24 hours 5- Bamifylline 300 mg (oral), 8 a.m. and p.m 6- Nebulization therapy with saline 0.9% 5ml + Atrovent 35 drops + Berotec 5 drops (inhalation), every 6 hours and 8- Oxygen therap y by spectacle-type nasal catheter with 2L/min if saturation 90%.Consequently, some interventions can be understood by this prescription. The medication aspects understand that Mrs. S. was doing management of the presented and the sequent disease. Medication for pain helps to relieve the discomfort caused by the difficult to breathe and the intercostal muscles, and bronchodilator drugs help to facilitate the air passage, so the air volume in the upper and low airway and gas exchange in the alveolus will increase, and it helps in the chronic disease passing a bronchodilation the airway (promotion of the health conditions). Antibiotic medication works to eliminate the pathologic agent, which provided pneumonia. The drug referent to proton pump inhibitors is utilized to prevent stomach injuries because of antibiotic therapy (Deglin Vallerand, 2013). Nebulization helps to humidify airway. Oxygen therapy provides a supplement of oxygen to increase the available quantity in the alveol us (Potter Perry, 2009).Likewise, chest x-ray was asked to clarify and provide adequate diagnostic for Mrs. S., and it confirmed what part and the expansion of the lungs had pneumonia (presence of opacity in the lower thirds). Another factor to ask for this exam is because of the COPD, so it helps the physician to evaluate shortness of breath, support the diagnosis, and analyzes for advanced emphysema (Kee, 2010).Furthermore, pharmacology should have attention to Mrs. S. because she had a variety of medications during hospitalization, so suckles must know medication information such as main event and nursing care for this client. The according with Deglin Vallerand (2013) Mrs. S medications are described as followsDipyrone 2ml + 10 ml of distilled water (IV), every 6 hours if pain or fever.Main resolution it is an analgesic and antipyretic. nursing careTeaching the client about the side effects related to use this medication. Side effects that are more common are allergy and/o r breathing discomfort if it is present, the cling to immediately communicates the physician.This medication must be lotd if the patient refers pain or fever, so the nurse is responsible to verify vital signs and pain scale.Omeprazole 20mg (oral), an empty stomach, in the morning.Main effect it provides protection for the gastric wall because of the high quantity of medicaments administrated.Nursing careThe nurse asks the patient about allergy.Nurse administrates one hour before breakfast (according to the physicians prescription).Rocephin 1g + 100ml (IV) of saline 0.9%, every 12 hours.Main effect it is an antimicrobic to act in gram negatives.Nursing careMedicament reconstruction must be in saline 0.9%.The regime needs to be slow (minimum 30 minutes).Levofloxacin 500mg (IV), every 24 hours.Main effect it is an antimicrobial. It is used for the treatment of pneumonia.Nursing careThe nurse must administrate the medication slowly.The nurse should orient the client about side eff ects such as nauseas and vomiting.The nurse must not administrate other antimicrobial drug in the same time.Bamifylline 300 mg (oral), 8 a.m. and p.m.Main effect it is a bronchodilator.Nursing careThe nurse should monitor for drug hypersensitivity.The nurse should assess for low bone density and periodically during therapy.Nebulization therapy with saline 0.9% 5ml + Atrovent 35 drops + Berotec 5 drops (inhalation).Main effect Atrovent acts as a bronchodilator (parasympathetic nervous system), and Berotec acts as a bronchodilator (sympathetic nervous system).Nursing careNebulization needs to be done according to the physicians prescription.The nurse should monitor for side effect such as tachycardia.Nursing Diagnoses and InterventionsFinally, Wilkinson Ahern (2009) emphasize that nurses provide their actions using the Nursing Care Systematization, which consists in to analyze the affected clients conditions and to implement actions to recover his/her normal conditions of daily life . Indeed, Mrs. S nursing diagnoses and interventions could be applied, so these actions are described as a followerIneffective Breathing Pattern fervency and expiration that do not provide adequate airing, which is characterized by increased restlessness, oxygen saturation decreased, and using accessory muscles for breathing. Thus, the goal is to provide adequate ventilation pattern.InterventionsKeeping superior airway clear, so it can be done using a suction catheter where necessary.The position of the patient where he/she feels a relieve in dyspnea. The client has a frequent stimulating change of position in bed, keeping elevation in the headboard, and stimulating deep breathing and cough.If necessary, the client can use oxygen therapy, which is conform physicians prescription. It can be offered by spectacle-type nasal catheter. This catheter must be changed every 24 hours if the presence of secretion. The nurse should monitor humidification the oxygen for oxygen therapy.2- Inef fective Airway Clearance clients inability to clear secretions or obstructions from the respiratory tract to keep a clear airway when it is presented, which is characterized by adventitious breath sounds, changes in the respiratory rate and rhythm, cyanosis, dyspnea, and absent cough. As a result, the goal is to keep or perform a clear airway.a) Interventionsi. Teaching the client how to provide adequate coughing. It can use specific techniques to perform such as tapotement.ii. Encouraging ambulation, so it helps the client to eliminate lungs secretion and facilitate breathing.iii. Encouraging the client does a deeply breathing, coughing, and teaching him/her the importance to do this.iv. Checking for clients hydration, it must be adequate because dehydration difficult to breath and eliminate airway secretion.3- Risk for Infection it is related to increased environmental and pathogens exposition, invasive procedures, and a deficit in knowledge to avoid pathogens exposition. Therefor e, the goal is to prevent hospital infection or sepsis.a) Interventionsi. The nurse should monitor and check for local and systemic signs and symptoms of infection.ii. Providing adequate hydric and nutritional ingest. The nurse can stimulate the client to keep adequate alimentary ingest, orient the client and his/her family about the necessity of adequately ingest of fibers, vitamins, proteins, and water.iii. The nurse must teach the client and his/her family about signs and symptoms of infection, so they can go to a health professional, who will evaluate it.The discharge plan and education about health habits must be presented and constructed during the hospitalization with the client and his/her family, so it will provide adequate management and quality of the life for the client (Ackley Ladwig, 2014).In brief, in the following paper was described Mrs. Ss historical and physical examination, her physiopathology, her exams and medicaments, and nursing diagnoses and interventions a bout COPD and pneumonia once both diseases were presented by Mrs. S. Besides these processes, nurses provide their diagnoses and interventions in the heath plan to care and provide promotion and prevention for the client, who was diagnosed with pulmonary disease. Nurses must continue to implement their nursing diagnoses and interventions with doing research because it is fundamental for the health care system to improve quality of recovery and life for clients and their family.

Tom Clancy :: essays research papers

The Cold War and post Cold War eras have brought with them numerous interesting aspects. New technologies initially meant for mass destruction filter down into the civilian world, making current lives easier. One example of this is the anti-lock braking systems of todays cars. in the first place designed to slow fighter-planes on landing without skidding, these systems make it safer for parents to take their children on vacation. One less noted advancement the eras brought is a considerable amount of elicit and forewarning fiction. While most authors chose to warn of nuclear and post nuclear holocaust, one significant author chose a different approach. Tom Clancy chose to write of courtly warfare and almosttimes unconventional enemies. Between his novel blood-red Storm Rising and Debt of Honor, Tom Clancy makes evident the changing face of Americas enemies and threats, term staying true to issues that keep people interested in his books.Published in 1986, Red Storm Rising is Tom Clancys second novel transaction with the former Soviet Union as a potential enemy. This was a time when Americas finest tank and infantry units went on exercises in Germany in full armed with the expectation that the Russians could attack them at any time. This was also a time when the Soviets did the same exercises with the same amount of live ammunition. Therefore there was motive enough to worry about potential conflicts. Deep within the ocean waters, submarines played similar cat and mouse games with other submarines and surface ships. However some of these submarines were more dangerous then a whole army because they were fully loaded with nuclear missles. These facts were well know to the American public and made Red Storm Rising all the more real when it combined land and ocean warfare in a way that captivated millions of readers. The book begins as the Soviet Unions ability to provide their own oil is cut off by a terrorist attack. Right away it is noted that ii very frightening events have just happened. Terrorism, for one, is a major scare tactic that can and does strike fear into millions. This was demonstrated by two guess attacks in the U.S. recently (Bombing of Flight 800 and the Olympic Park bombing). Secondly, the threat of losing petroleum resources is enough to drive governments to drastic measures. This fact is evident in the worlds participation in the 1991 Gulf War. The leaders of the Soviet Union decided that the only way to prevent the total collapse of their economy and country was to get through the oil rich Middle East.

the bear :: essays research papers fc

Composition IIResearch Paper Rough engagetitleIn The Bear by William Faulkner, there are several different personalities and attitudes that come into play at various times in the story. The story is told from the perspective of Isaac McCaslin, the boy of the story and one of the main characters as well, and many critics feel that this was probably a projection of Faulkners own youthful self-importance(Monarch Notes 5). Isaac was of the aristocratic class of people who were a part of the South, and who also played a significant part of the stories that Faulkner wrote. Another class of people that were a ordered part of Faulkners short stories were the poor-whites such as the Snopes family in Barn Burning. Abner Snopes is a man who seems to blame everyone but himself for his problems. Being a Civil contend veteren from the Confederate point of view, he was bitter about the War and the charge that the Southerners were treated, though it appears that he brought his particular condit ion upon himself. During the War, the only loyalty was to himself and he remained that way Another class of people that are a significant part of Faulkner short stories are the non-whites which include the Negro, the Indian, and any mixture of the different races found in the South. Abner Snopes gave no regard or respect to the nigger(155), who was the de Spain servant and door man, when the Snopeses came to announce their arrival for the sharecropper job, but muttered get out of my way, nigger. Sam amnionic fluid gained more kindness and respect than that, though he was still a mixed blood in a wealthy, white world. He was Works CitedFaulkner, William. The Bear. turgid Woods New York Random House, 1955. 11-97.Faulkner, William. Barn Burning. Short Story Masterpieces Ed. Robert Penn Warren andAlbert Erskine. New York Dell, 1954. 148-68.Works of William Faulkner Introduction and Bibliographical Scetch(sic).

Shark Conservation Essay -- Sharks Sea Life Animals Essays

Shark ConservationAbstractArising all over 350 million years ago, the shark species has been labeled as a human devourer. Now, with the increase in human population, the demand for shark meat, fins, and cartilage are at an on the whole time high therefore, the existence of the shark is fair a concern (Budker 1971). Individuals are conditioned to think of sharks as a negative scene to the environment, which is prolonging the effort to save shark species from becoming extinct. With that in mind, slightly private as well as national organizations have accepted the challenge of educating and communicate people about the existence of the shark specie and its greatness to the sea. Introduction Portrayed as the beast of the sea, the shark species is a cold blooded fleshly that shows great diversity in size. The largest of the sharks measure up to 13.7 m, slice the smallest of the species range from 22-to-25 cm (Ellis 1976). Typically, these creatures of the sea have a fusiform body, that is composed of cartilage, which is capable of minify drag and the amount of energy need to swim (Ellis 1976). Their countershade coloring material allows the species to blend in with both the dark depths and the light surfaces of the sea (Ellis 1976). These beautiful dwellers of the sea in any case possess rigid fins that are supported by gristly rods. All together the shark has five different types of fins the paired pectoral fins, are utilize to lift the shark as it swims, the paired pelvic fins energize the shark, the one or two dorsal fins also stabilize the shark, a single anal retentive fin provides stability in species where it is present, however not all sharks have the anal fin, and the caudal fin which propels the shark (Lineaweaver and Backus 1970). The sharks head structure consist of squint eyes, a ventral external nose, and a mouth that is ventrally located at the tip of the snout. Some species possess an eyelid like structure called a nictitating me mbrane, which helps in protecting the eye from being injured when stone pit are thrashing around, and a nasal barber, which are sensory projections near the nasal (Lineaweaver and Backus 1970). In the mouth, teeth are modified, enlarged placoid scales. Having numerous rows of teeth attached at their bases by connective tissue, sharks have rows of replacement teeth that are continually developed behind the outer row. As the functio... ... feeling to the flagellation of the shark species. Therefore, with positive education as an antidote to false and negative publicity the mesh to save the endangered shark will be possible. In order to win the battle of losing the shark, the support of the general public will be needed to achieve this goal. Work Cited Baldridge, H.D. 1974. Shark Attack. Berkely Pub. Corp., late York. 263Baldridge, H.D. 1988. Shark belligerence against man beginning of an understanding. 74(4)208-217Budker, Paul. 1971. Life of Sharks. Columbia University Press. 1 0-18pp.Davies, D. H. 1966. About Sharks and Shark Attack. New York Hobbs, Dorman. 240-255 pp.Ellis, Richard. 1976. The book of Sharks. New York Grasset and Dunlap. 110-130 pp.Lineaweaver, T. H., and R. H. Backus. 1970. Natural History of Sharks. Philadelphia and New York. 23-40 pp.Martin, M. 1985. The shark more peril than threatening. Sea Frontiers. 31 296-303.Perrine, D. 1999. Sharks and Rays of the World. Voyageur Press, Stillwater, Minnesota. 132 pp.Woums, J., and L. Demski. 1993. Reproduction and Development of Sharks, Skates, Rays and Ratfishes. Environmental Biology of Fishes. 38(1) 270. Shark Conservation Essay -- Sharks Sea Life Animals EssaysShark ConservationAbstractArising over 350 million years ago, the shark species has been labeled as a human devourer. Now, with the increase in human population, the demand for shark meat, fins, and cartilage are at an all time high therefore, the existence of the shark is becoming a concern (Budker 1971). Individuals are conditioned to think of sharks as a negative aspect to the environment, which is prolonging the effort to save shark species from becoming extinct. With that in mind, some private as well as national organizations have accepted the challenge of educating and informing people about the existence of the shark specie and its importance to the sea. Introduction Portrayed as the beast of the sea, the shark species is a cold blooded animal that shows great diversity in size. The largest of the sharks measure up to 13.7 m, while the smallest of the species range from 22-to-25 cm (Ellis 1976). Typically, these creatures of the sea have a fusiform body, that is composed of cartilage, which is capable of reducing drag and the amount of energy needed to swim (Ellis 1976). Their countershade coloration allows the species to blend in with both the dark depths and the light surfaces of the sea (Ellis 1976). These beautiful dwellers of the sea also possess rigid fins that are supported by cartilaginous rods. All together the shark has five different types of fins the paired pectoral fins, are used to lift the shark as it swims, the paired pelvic fins stabilize the shark, the one or two dorsal fins also stabilize the shark, a single anal fin provides stability in species where it is present, however not all sharks have the anal fin, and the caudal fin which propels the shark (Lineaweaver and Backus 1970). The sharks head structure consist of lateral eyes, a ventral external nose, and a mouth that is ventrally located at the tip of the snout. Some species possess an eyelid like structure called a nictitating membrane, which helps in protecting the eye from being injured when prey are thrashing around, and a nasal barber, which are sensory projections near the nasal (Lineaweaver and Backus 1970). In the mouth, teeth are modified, enlarged placoid scales. Having numerous rows of teeth attached at their bases by connective tissue, sharks have rows of replacement teeth th at are continually developed behind the outer row. As the functio... ... feeling to the slaughter of the shark species. Therefore, with positive education as an antidote to false and negative publicity the battle to save the endangered shark will be possible. In order to win the battle of losing the shark, the support of the general public will be needed to achieve this goal. Work Cited Baldridge, H.D. 1974. Shark Attack. Berkely Pub. Corp., New York. 263Baldridge, H.D. 1988. Shark aggression against man beginning of an understanding. 74(4)208-217Budker, Paul. 1971. Life of Sharks. Columbia University Press. 10-18pp.Davies, D. H. 1966. About Sharks and Shark Attack. New York Hobbs, Dorman. 240-255 pp.Ellis, Richard. 1976. The book of Sharks. New York Grasset and Dunlap. 110-130 pp.Lineaweaver, T. H., and R. H. Backus. 1970. Natural History of Sharks. Philadelphia and New York. 23-40 pp.Martin, M. 1985. The shark more threatened than threatening. Sea Frontiers. 31 296-303.Perrine, D . 1999. Sharks and Rays of the World. Voyageur Press, Stillwater, Minnesota. 132 pp.Woums, J., and L. Demski. 1993. Reproduction and Development of Sharks, Skates, Rays and Ratfishes. Environmental Biology of Fishes. 38(1) 270.

Active Aggression in Boys and Passive Aggression in Girls Essay

IntroductionIn understanding moral and ethical development of individuals, we have been exposed to a wide amount of information enlightening us of the complex ways in which both males and females cognitively develop their moral and ethical values. Through this we have knowledgeable about the many gender differences in these values, which has raised the question of why males and females branch apart in this development, when the separation follows, and if it is a result biological differences, or socialization. In studying violence, in particular, the two directions seem to lead further and further apart as about research shows that boys act more physically aggressive than girls. In fact, most scripts available on youth violence, and even studies done in the past, focus on the male population because that is where it seems to be most prevalent. Teenage girls are arrested far less frequently for serious raging crime than boys (a ratio of one to eight) (Siegal & Senna, 1991, 56). Why does this drastic form of aggression occur to an extreme in young males, and can the same epidemic be forming in young females? To answer this question information has been gathered and a questionnaire organize to assess peoples views on gender differences in aggression and what factors contribute to it. Gilligan and Garbarino Opinions on Violence in BoysThe first research that I encountered was James Gilligans M.D. book (1996) titled, VIOLENCE. Gilligan separates the epidemic of violence into three areas The Pathology of Violence, The Germ Theory of Violence, and The Epidemology of Violence. His research shows that people act violently as a means to attain, what to them is, justice. Gilligan found that most violent males, on an individua... ...intage Books. Magnarelli, M. (2001, August). Savior vs. snitch. Seventeen Magazine, (219-223). Music Olympus Home (2000). Eminem lyrics Im back. Retrieved November 17, 2001 from World Wide tissue http//www.musicolympus.com/eminem/marsh all-mathers-lyrics.htmiPaucke, B. (2001, August). Put the gun down. Seventeen Magazine, (138-141). Siegal, L. J., & Senna, J. J. (1991). adolescent delinquency Theory, practice, & law (4th ed.). St. Paul West Publishing. Weiler, J. (1999). An overview of research on girls and violence. Choices Briefs. Retrieved November 17, 2001 from the Institute for Urban and Minority Education, Teachers College http//iume.tc.Columbia.edu/choices/briefs/choices01.htmlWeiler, J. (1999). Girls and violence. Eric digest number 143. Retrieved November 17, 2001 from the World Wide Web http//www.ed.gov/databases/ERIC_Digests/ed430069.html

The Matrix Essay -- essays research papers

Im sitting in a chair, talking to a man that Ive wanted to know for a long time. His name is Morpheus I know that he knows more than I do about the humanness and how it works. Now its my turn, in each of his hands there is a check, in one theres a red pill and in the other a gruesome pill. The red pill will have me further my knowledge and the true nature of things will be revealed. The blue pill stops any further knowledge and my perception of things will remain unchanged. I homecoming the red pill. Why do I take the red pill?First of all, lets consider the way I am. I am a very nosy person who likes taking chances and risks. If Im given a glimpse of what is real how can I go back? Im curious as to what lies ahead. For Morpheus to po...