Science
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4,609 Essays on Science. Documents 271 - 300
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Alzheimer’s Disease
Alzheimer’s Disease Subject: Mr. Jones Dx: Alzheimer’s Disease Part one: Alzheimer’s disease is a brain condition that progressively devastates a person’s memory, ability to learn, make decisions, speak, understand language and continue with their activities of daily living. This disease is made up of seven different stages which range from normal functionality to complete loss of bodily control and eventually death. As I just mentioned this disease is considered terminal and the life span after
Rating:Essay Length: 449 Words / 2 PagesSubmitted: June 8, 2010 -
Alzheimer’s Disease - Brain Disorder
AlzheimerЎ¦s disease is a progressive brain disorder that gradually causes memory loss, language impairment, movement coordination, recognition, decision-making, and functions that closely relate to the frontal lobe of the brain. At the end, people are not able to take care of themselves and often end up dying. AlzheimerЎ¦s disease progresses at different rates. Currently, there is no known cure for AlzheimerЎ¦s disease. There is also no known single cause. However, in the past years, research
Rating:Essay Length: 1,168 Words / 5 PagesSubmitted: December 27, 2009 -
Alzheimer’s Disease: Not Just Loss of Memory
Alzheimer’s Disease: Not Just Loss of Memory This is a 8 page, 10 resource paper discussing Alzheimer’s disease, discussing the history, symptoms, diagnosis and hopes for a cure of the disease. Alzheimer’s Disease: Not Just Loss of Memory Introduction Alzheimer's disease, a neurodegenerative brain disease, is the most common cause of dementia. It currently afflicts about 4 million Americans and is the fourth leading cause of death in the United States. Furthermore, Alzheimer’s disease is
Rating:Essay Length: 2,370 Words / 10 PagesSubmitted: December 12, 2009 -
Alzheimer’s Genetic Disease Paper
Alzheimer’s Genetic Disease Paper Description of the disorder Alzheimer’s is the most common form of dementia that essentially seeks to destroy brain cells, it is an irreversible disease that currently has no known cure. Each person who is suffering from Alzheimer’s is affected in a different way, however, it is generalized as a fatal disease that consistently affects all the factors in one’s life including making decisions, preforming tasks no matter how simple they may
Rating:Essay Length: 1,291 Words / 6 PagesSubmitted: December 10, 2015 -
Alzheimer’s, a Disease
Introduction (One Paragraph) (objectives and aims + hypothesis): Remedying Alzheimer’s, a disease characterized by the deterioration of the nervous system, has depended on studies that focused on prevention and used younger mice in their methods of experimentation. However, this research aims to use J147, a drug that stops cognitive deterioration such as memory loss and worsening brain functions, on aging mice that exhibit advanced AD symptoms. Summary In order for the experimentation to be productive
Rating:Essay Length: 321 Words / 2 PagesSubmitted: March 31, 2017 -
Amazon
Next we must acknowledge differences. People are different and there is no way to make them fit into a single mold; nor is there any reason to. In order to effectively manage a diverse workforce, we must acknowledge differences and agree to respect or at least accept those differences. (We may have differences of opinion about individuals such as Rush Limbaugh and Louis Farrakhan, but we should accept the fact that we share different views
Rating:Essay Length: 282 Words / 2 PagesSubmitted: February 21, 2010 -
Ambalarea Ciocolatei
REZUMATUL LUCRARII Lucrarea isi propune sa prezinte importanta ambalarii si etichetarii alimentelor precum si promovarea acestora prin intermediul lor. Ambalajul este destinat sa asigure protectia temporara a produselor din toate punctele de vedere: fizic, chimic, biologic in scopul mentinerii calitatii acestora. Importanta ambalajului este evidentiata de principalele functii pe care acesta trebuie sa le indeplineasca pe parcursul circuitului strabatut de produs intre furnizor. In magazine, produsele se vand majoritatea ambalate, astfel ca ambalajul are
Rating:Essay Length: 4,547 Words / 19 PagesSubmitted: May 9, 2011 -
Ambulatory Care
Haugh, Richard, Hospitals are feeling 'niched to death', H&HN: Hospitals & Health Networks, 10688838, Apr2002, Vol. 76, Issue 4 This article is about a small Louisiana town where a dispute between the sole hospital and its largest physician group. The hospital is a160-bed facility in and is going to be losing a big part of its surgery business to the Green Clinic, a 35-physician multi-specialty group that is building its own specialty hospital a few
Rating:Essay Length: 439 Words / 2 PagesSubmitted: June 8, 2010 -
Ambulatory Care
Ambulatory care is any medical care delivered on an outpatient basis. Increasing numbers of medical conditions do not require hospital admission and can be managed without admission to a hospital. Many medical investigations can be performed on an ambulatory basis, including blood tests, X-rays, endoscopy and even biopsy procedures of superficial organs. Sites where ambulatory care can be delivered include: • Physician offices • Hospital emergency departments Ambulatory Care Classifications Ambulatory care is generally classifiable
Rating:Essay Length: 516 Words / 3 PagesSubmitted: May 5, 2011 -
America’s Homegrown Terrorists
America’s Homegrown Terrorists Every time you turn on the television, read a newspaper or listen to the radio you are bound to hear something related to terrorism or war. In today’s world, conflict or disagreement between people or nations is inevitable and it just so happens all of the peaceful naпve Americans are stuck in the middle of it. You see it’s fine and dandy to be concerned with gang members armed with automatic
Rating:Essay Length: 1,147 Words / 5 PagesSubmitted: December 29, 2009 -
Amino Acid Disorders
An account of amino acid metabolism disorders in humans beings with an emphasis of the underlying molecular defects Amino acids are monomers which join together to form a protein and are multi-functional in the human body. However, defects in amino acid metabolism occur which cause a numerous amount of disorders in humans. One of the most common amino acid disorders is phenylketonuria (PKU). There are two types of PKU and they are known as the
Rating:Essay Length: 1,269 Words / 6 PagesSubmitted: November 8, 2009 -
Amino Acids
Amino acids are the building blocks of proteins. Amino acids bind together to form polypeptide chains, and these polypeptides fold and coil together into specific conformations to form proteins. There are 20 different amino acids, each amino acid consisting of four distinct partners. The first is a carboxyl group. A carboxyl group has very weak acids that are able to donate hydrogen ions to biological reactions. The second partner is the amino acid group. Amino
Rating:Essay Length: 676 Words / 3 PagesSubmitted: January 25, 2010 -
Ammonium Nitrate
SCIENCE REPORT AMMONIUM NITRATE NH4NO3 Problem Our task was to investigate what the optimum ratio of solute to solvent that will produce the maximum cooling/heating effect? Hypothesis With a smaller quantity of water (50mls) and the same amount of Ammonium Nitrate added. After any period of time the mixture will be a cooler temperature than that of a mixture with a larger quantity of water. Variables „X Water „X Teaspoons „X Time „X Ammonium Nitrate
Rating:Essay Length: 517 Words / 3 PagesSubmitted: March 31, 2010 -
Amphetamine
Amphetamine or Amfetamine, also known as alpha-methyl-phenethylamine, phenyl-isopropylamine, beta-phenyl-isopropylamine, and benzedrine, is a prescription stimulant commonly used to treat Attention-deficit hyperactivity disorder (ADHD) in adults and children. It is also used to treat symptoms of traumatic brain injury and the daytime drowsiness symptoms of narcolepsy and chronic fatigue syndrome. Initially it was more popularly used to diminish the appetite and to control weight. Brand names of the drugs that contain Amphetamine include Adderall. The drug
Rating:Essay Length: 756 Words / 4 PagesSubmitted: November 20, 2009 -
Amphibian Decline
Amphibian decline Amphibian population has dramatically decreased in many different areas of the world. In the past twenty-five years we have been investigating possible causes for this decline. According to the published research there are factors that may contribute to the decline of amphibians such as habitat destruction, disease, and pesticide pollution. Habitat destruction is a possible cause for amphibian decline; their decline is due in part to losing their breeding sites through intensive farming
Rating:Essay Length: 893 Words / 4 PagesSubmitted: February 6, 2010 -
Amylase Activity in Different Environmental Factor
The Effects of Temperature, Concentration and pH on the Enzymatic Activity of Introduction Enzymes are globular proteins that act as biological catalysts for biochemical processes within a living cell. Enzymes increase reaction rate by lowering the activation energy of the reaction, however they are not consumed. An enzyme is present as both a reactant and a product in a reaction. Substrates are the reactants for an enzyme and since enzymes have such a high specificity,
Rating:Essay Length: 1,283 Words / 6 PagesSubmitted: December 1, 2011 -
Amyotrophic Lateral Sclerosis
One day you’re a vibrant, healthy young individual. The next day, you find out you have a rare, currently untreatable, disease. You are diagnosed with amyotrophic lateral sclerosis (ALS), a neurodegenerative disease that causes degeneration throughout the brain and spinal cord. This disease is generally characterized by muscle weakness, but leaves mental and ocular sharpness intact, while the remainder of the body grows weaker and weaker. Currently, as above stated, there is no cure for
Rating:Essay Length: 648 Words / 3 PagesSubmitted: May 24, 2010 -
Amyotrophic Lateral Sclerosis (als)
Abstract: ALS is a disease in which the causes are unknown and the effects are devastating. Along with great physiological damage there is great mental damage that a patient that had ALS must endure. A disease with a great influence in today’s life and the life of those in the past. There is no cure for ALS only treatments. Treatments that treat the symptoms and not the disease. ALS is a disease that has impacted
Rating:Essay Length: 1,217 Words / 5 PagesSubmitted: April 1, 2010 -
An American Epidemic Diabetes
An American Epidemic Diabetes Diabetes is a disorder in which the body does not produce enough insulin, resulting in too much sugar in the bloodstream. Type 1-diabetes is a type of diabetes which is also called juvenile onset diabetes. It is an auto-immune system disease where the body’s immune system destroys the insulin-producing beta cells in the pancreas. It can appear at any age, although usually under the age forty. This article explains mainly about
Rating:Essay Length: 484 Words / 2 PagesSubmitted: December 4, 2009 -
An Analysis of a Civil Action
An Analysis of A Civil Action A Civil Action is a movie based on a real life case that took place several years ago. Several families of Woburn, a small town, were alleging that chemicals spilled by local plants had contaminated their drinking water. Reckless, careless dumping of chemicals at a tanning plant, they discovered, must have caused the chemical spill. This contamination, they believed, caused several children of the town to become sick with
Rating:Essay Length: 1,091 Words / 5 PagesSubmitted: December 5, 2009 -
An Analysis of the Structure and Culture of Strategic Mining Solutions in the Context of the External Environment with Respect to Future Challenges and Recommended Changes
EXECUTIVE SUMMARY Strategic Mining (SM) is capable of converting challenges into opportunities, as evaluated in the context of the company expanding its operations into Africa. The company promotes a participative management style which greatly benefits communication at all levels. The Directors of SMЎ¦s Board are technically and managerially highly skilled and are therefore in a position to manage company resources efficiently and unambiguously. A co ЎV operative culture exists in the company. This feature is
Rating:Essay Length: 2,466 Words / 10 PagesSubmitted: December 27, 2009 -
An Arguement for Regulating Processed Foods
Humans have begun the promising task of artificially altering food. Modern food production in most industrialized nations has been streamlined into producing as much as possible in the shortest time possible. This streamlining was done on a large-scale starting in 1960s with the advent of processed food. Processed foods are identified by the use of genetic engineering and chemical additives. Processed food has spread to all corners of the world with the American biotechnology
Rating:Essay Length: 2,778 Words / 12 PagesSubmitted: October 29, 2014 -
An Evaluation of Three Hydrophylic Ointments in Skin Conductance Monitoring
INTRODUCTION The purpose of the research project was to evaluate the effectiveness of three different electrolyte media used for electrodermal recordings. The specific aims for this project were to determine which of three compounds, differing only in the base medium, provided optimal skin conductance monitoring, did not disrupt the skin integrity, and maintained electrode effectiveness for a minimum of a 24 hours of use. METHODOLOGY The objectives of the project were met using a variety
Rating:Essay Length: 573 Words / 3 PagesSubmitted: January 7, 2010 -
An Experiment into the Effect of Sugar Concentration on Osmosis
An experiment into the effect of sugar concentration on osmosis Background information Osmosis is the movement of water molecules from a dilute solution to a concentrated solution through a partially permeable membrane. The molecules will continue to diffuse until the area in which the molecules are found reaches a state of equilibrium, meaning that the molecules are randomly distributed throughout an object, with no area having a higher or lower concentration than any other. Plant
Rating:Essay Length: 1,681 Words / 7 PagesSubmitted: January 13, 2010 -
An Experiment to Test Whether Submaximal Tests Are Valid Predictor of V02 Max.
An experiment to test whether Submaximal tests are valid predictor of V02 max. Abstract: Introduction: Maximal oxygen uptake can be defined as the amount of 02 that a person can extract from the atmosphere and then transport and use in tissues (Kent 2006). McArdle et al (2006) explains that V02 max represents the greatest amount of oxygen a person can use to produce ATP aerobically during endurance or high intensity exercise. Therefore it is a
Rating:Essay Length: 1,274 Words / 6 PagesSubmitted: April 20, 2010 -
An Exploration of How to Prevent the Effects and Causes of Air Pollution
An Exploration of How to Prevent the Effects and Causes of Air Pollution Air pollution has not always been an area of individual problem but has always been a big major of global problem. In fact, air pollution is not a new issue to us. When I was in high school, I was already interested in doing research about air pollution. I began my search of my issue with the following questions in mind. What
Rating:Essay Length: 1,248 Words / 5 PagesSubmitted: December 4, 2009 -
An Exploration of one of the Most Mysterious Diseases
An Exploration of one of the Most Mysterious Diseases Alzheimer’s disease, named after Dr. Alois Alzheimer, is a disease that is on the rise in America and the rest of the world. People should learn as much as they want about this disease, because as you age, your chances of becoming an Alzheimer’s Disease, or AD, patient increases. It is estimated that approximately 3 percent of Americans between the ages of 65 and 74 have
Rating:Essay Length: 1,291 Words / 6 PagesSubmitted: December 24, 2009 -
An Inconvenient Truth
An Inconvenient Truth The climate crisis that our planet faces has become an ever-increasing and extremely controversial issue. In the book “An Inconvenient Truth,” Al Gore goes beyond the political and economic implications of this crisis and states that global warming is a moral issue that humans need to address. For years, scientists have been examining the reasons for the changing climate and have come to the conclusion that global warming is real and it
Rating:Essay Length: 1,548 Words / 7 PagesSubmitted: January 15, 2010 -
An Inconvienent Truth
An Inconvenient Truth This paper is written as a post reflection on the documentary, An Inconvenient Truth. This documentary has won an academy award, and has been scrutinized by political, scientific and academic institutions for its controversial subject. Presented by Al Gore, the previous vice president and candidate for president, its powerful message is magnified through the powerful tactics of politics. The film raised many good points, and contained much interesting data. Below is an
Rating:Essay Length: 814 Words / 4 PagesSubmitted: April 7, 2010 -
An Investigation into Measuring the Biomass of an Organism
An Investigation Into Measuring The Biomass of an Organism ABSTRACT In the investigation that was carried out, the biomass of an organism was to be measured. In order to accomplish this, the dry mass of the substance had to be determined. In this particular investigation, two pieces of beef meat were used in the determination of biomass. The meat was prepared, heated in an oven at a high uniform temperature and weighed at uniform interval
Rating:Essay Length: 668 Words / 3 PagesSubmitted: June 8, 2010