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23 Oct 2007
doc

Bacterial transformation lab report

Case study - 2 pages - Medical studies

Bacterial transformation is the transforming of a bacterial cell using plasmids spliced with various types of DNA from other cells (Miyazaki, 201). Instead of a nucleus with chromosomes, bacterial cells have one large circular chromosome in their cell. They also have much smaller rings of DNA...

23 Oct 2007
doc

Osmolarity and Body Volume

Case study - 3 pages - Medical studies

Water comprises a very large part of an organism's body. The delicate balances within the systems of an organism involve the concentrations of, to name a few, Na+, K+, Cl-, and Ca2+ salts (Dilger and Collins, p. 9). There are two types of fluids within organisms; the ICF (intracellular fluid) and...

23 Oct 2007
doc

Frog CV Lab Report

Case study - 3 pages - Medical studies

One of the most important organs in the body is the heart. Of course, this organ is of great importance not only in humans but in all vertebrates. Blood, which carries nutrients, oxygen, and wastes from organ to organ within the body is pumped by the heart. Without the heart's pumping action,...

23 Oct 2007
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Reflex Physiology Lab Report

Case study - 4 pages - Medical studies

Our experiment was concerned with the reflex response in humans, and how it compares to a voluntary neural pathway as well as how it is enhanced by what is known as the Jendrassik Maneuver. Our hypothesis was that the reflex response would be faster than the voluntary response, and that with the...

09 Oct 2007
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Bacterial Transformation

Case study - 2 pages - Medical studies

The process of genetic transformation is an important tool used in biotechnology. It has been used in agriculture to create plants that are resistant to different kinds of conditions. In medicine it is being used to try and create bacteria that produce insulin which can be used to treat diabetes....

09 Oct 2007
doc

ATP Production through Fermentation

Case study - 2 pages - Biology

Many people are already indirectly familiar with the processes of fermentation, from the baker to the body builder. The baker, when baking his bread, adds yeasts that produces CO2, which makes the bread rise. Alcohol is also produced during this fermentation but it quickly evaporates during the...

09 Oct 2007
doc

Ka and Buffer Titrations

Case study - 2 pages - Physics

As living things, we are highly sensitive to changes in our environment; this doesn't only mean changes outside our body, but changes from within also. For the cells in our bodies to function properly a certain temperature and pH has to be maintained. Even a slight change in pH inside our bodies...

09 Oct 2007
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Lab report on reflexology

Case study - 8 pages - Medical studies

Reflexes are the body's involuntary responses to various stimuli. They are controlled in large part by the human nervous system which has three main functions: sensory input, integration, and motor output. Sensory input is due to sensory receptors throughout the body collecting information about...

05 Oct 2007
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Information Systems Studies

Essay - 2 pages - Computer science

Ever since Microsoft released its newest installment in the Windows operating system line-up, titled Vista, computer users around the globe have been having mixed feelings about the highly anticipated product. Since its release in November of 2006, Vista has been slowly attempting to dominate the...

02 Oct 2007
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Reflex Physiology

Case study - 5 pages - Medical studies

A human specimen can contain a number of involuntary responses (responses not consciously controlled) to outside stimuli; science calls this response a reflex. Some reflexes disappear as e mature into adults, such as suckling, grasp reflex, Moro reflex and several others (Wikipedia, the Free...

02 Oct 2007
doc

Osmolarity and Body Volume - published: 02/10/2007

Case study - 2 pages - Biology

Our bodies and many other animals' cells extracellular and intracellular fluids are mainly comprised of water with ionized salts in solution. These salts, mainly Na+, K+, Cl-, Ca2+, and Mg2+ ( Foundations Of Biology: Cell and Organ Physiology, Faculty of the Department of Neurobiology and...

02 Oct 2007
doc

Frog Cardiovascular System

Case study - 3 pages - Biology

The heart is probably one of the most important muscles in an organism's body. It is what drives the flow of nutrients, oxygen, and other vital cells across an organism's body. In different organisms the heart can have slightly different anatomical features as compared to other organisms. In...

02 Oct 2007
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Hydronium Concentration of Water and its Effect on Fast Plant Growth

Case study - 4 pages - Biology

Acid rain has always been said to damage the plant life which absorbs the acid water as it would regular water. In this experiment we have decided to see whether this is true and if acid content of water has any effect on plant growth. We have setup an experiment and predict that pH will affect...

02 Oct 2007
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Not 'To Study or Not to Study,' But How?

Essay - 5 pages - Biology

To highlight what constitutes the foundation of Man, anthropologists, ethnographers, and theologians like Jonathan Smith, Claude Lévi-Strauss, and Clifford Geertz constantly study “savage” societies, societies very different from our own. Scholars endlessly debate which characteristics...

02 Oct 2007
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Lab Report: Fermentation

Essay - 2 pages - Biology

Fermentation is the anaerobic conversion of sugar to carbon dioxide and alcohol by yeast. It uses the NADH produced by glycolysis and “regenerates” more NAD+ which is then again used by glycolysis. The process of Alcohol fermentation is the one we will be focusing on. In this process...

02 Oct 2007
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Life vs. Politics

Essay - 4 pages - Biology

Thousands of years ago, before the thought of a cell had ever crossed anybody's mind, man revolutionized society with advances such as fire, the wheel, irrigation and the telescope. Man has now arrived at the next step, shall we say “the wheel” of our lifetime, stem cells and in...

02 Oct 2007
doc

DNA I & II

Essay - 2 pages - Biology

DNA technology is vital to our technological progress as a society. Without such things as gene therapy which is part of DNA technology many medical feats would not have been accomplished. DNA manipulation is used in many aspects of life, ranging from farms to hospitals and the gene cloning we...

02 Oct 2007
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Effects of Decreasing pH on Freshwater Ecosystems Inhabited by Snails and Salvinia

Essay - 3 pages - Biology

The ecosystem of a freshwater lake, stream, and river is greatly influenced by the environment it is in. Temperature, light, nutrients, rainfall amounts, species composition and organic or inorganic pollutant levels all differ from lake to lake, depending on the circumstances of their...

28 Sep 2007
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The Goodness of Meat

Tutorials/exercises - 2 pages - Medical studies

Imagine a life where people are weak and constantly ill. Imagine everyone being bed ridden and unable to operate the human body at the level appreciated today. By removing meat from a diet, this is a scenario that becomes a real life horror movie. Eating meat is an essential part of everyone's...

26 Sep 2007
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Experiment: Mole Ratios, Limiting and Excess Reactants and Precent Yield

Case study - 4 pages - Physics

The purpose of this lab is as follows: To use mole ratios to predict the amount of precipitate formed, to use mole ratios to study the effect of reactant molarity on the yield of product, to use mole ratios to study limiting and excess reactants, and to design an experiment which achieves the...

26 Sep 2007
doc

Chemical Changes

Case study - 6 pages - Physics

The purpose of this lab was to find out the indications of chemical changes and reactions when mixing two different substances, which are listed specifically in the Observations section. The purpose is also to find out how a percent by mass solution is made up. The data and observations that is...

26 Sep 2007
ppt

Neuropathic Pain

Presentation - 33 pages - Medical studies

Neuropathic pain is defined as pain in association with nerve injury or dysfunction. It may be triggered by numerous insults including direct nerve injury, infection, metabolic dysfunction, autoimmune disease, neoplasm, drugs, and neurovascular disorders. It may reflect the pathologic operation...

26 Sep 2007
ppt

Narcolepsy

Presentation - 33 pages - Medical studies

Disorder of unknown etiology characterized by excessive sleepiness typically associated with cataplexy and other REM sleep phenomena, such as sleep paralysis and hypnagogic hallucinations. Commonly misconceived as representing low intelligence and/or poor motivation. Syndrome frequently...

26 Sep 2007
ppt

Nicotine Addiction

Presentation - 33 pages - Medical studies

70.3 million Americans above 12 years reported current use of tobacco (59.9 million were cigarette smokers, 13.7 million smoked cigars, 7.2 million used smokeless tobacco, 1.8 million smoked pipes). In the past month, 4 million American adolescents have used a tobacco product. Risk Factors...

26 Sep 2007
ppt

Gastritis

Presentation - 30 pages - Medical studies

The stomach is a type of storage facility that receives all the things we ingest. Internally, it is lined by the mucosa, a pink layer similar to the one that we have in our mouth. Gastritis is a inflammation of the gastric mucosa, it can have different meanings and be understood by different...

26 Sep 2007
ppt

Assesment of Normal Pregnancy

Presentation - 48 pages - Medical studies

The diagnosis of pregnancy is usually made on the basis of a history of amenorrhea, an enlarging uterus, and a positive pregnancy test. Nausea and breast tenderness are also often present. It may be crucial to diagnose pregnancy before the first missed menstrual period to prevent exposure of the...

26 Sep 2007
ppt

Drugs, Cigarette Smoking & Alcohol During Pregnancy

Presentation - 26 pages - Medical studies

Teratogenicity has been established for only a few drugs, but many more are still not proved to be safe for use during pregnancy. The physician should have a good reason for prescribing any drug early in pregnancy, or indeed during the last half of the menstrual cycle, when any fertile, sexually...

26 Sep 2007
ppt

Prenatal Care

Presentation - 45 pages - Medical studies

Prenatal care as we know it today is a relatively new development in medicine. It originated in Boston in the first decade of this century. Before that time, the patient who thought she was pregnant may have visited a physician for confirmation but did not visit again until delivery was imminent....

26 Sep 2007
ppt

Normal Pregnancy

Presentation - 27 pages - Medical studies

Pregnancy (gestation) is the maternal condition of having a developing fetus in the body. The human conceptus from fertilization through the eighth week of pregnancy is termed an embryo; from the eighth week until delivery, it is a fetus. For obstetric purposes, the duration of pregnancy is...

26 Sep 2007
ppt

Calculation of Gestational Age and Estimated Date of Confinement

Presentation - 26 pages - Medical studies

After the diagnosis of pregnancy is made, it is imperative to determine the duration of pregnancy and the estimated date of confinement (EDC). Normally, human pregnancy lasts 280 days or 40 weeks (9 calendar months or 10 lunar months) from the last normal menstrual period (LNMP). This may also...