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20 Jul 2007

Cardiac Function and Circulatory Control

Presentation - 90 pages - Medical studies

The heart is a muscular pump connected to the systemic and pulmonary vascular systems. Working together, the job of the heart and vasculature is to maintain adequate circulation of blood to the organs at rest and during periods of exercise. To understand perturbations that cause symptoms and...

20 Jul 2007

Myocardial Perfusion Imaging

Presentation - 44 pages - Medical studies

The techniques of nuclear cardiology permit the noninvasive imaging of myocardial perfusion under stress and resting conditions and of resting regional and global function using radionuclide imaging agents and gamma or positron cameras with associated computer processing. Myocardial...

19 Jul 2007

Epidemiology of Cardiovacular Disease

Presentation - 56 pages - Medical studies

The three major clinical manifestations of atherosclerotic cardiovascular disease (CVD) are coronary heart disease (CHD), stroke, and peripheral arterial disease (PAD). Atherosclerosis also can be found in other arterial beds, especially the renal arteries, where it causes about two thirds of...

19 Jul 2007

Principales of Occupational and Environmental Medicine

Presentation - 46 pages - Medical studies

In their work, people can be exposed to dangerous chemicals, hazardous physical agents, emotional stress, and trauma. Any of these occupational exposures can cause disease—sometimes immediately and sometimes after an interval of years or decades. In addition, tens of millions of...

19 Jul 2007

Drug Abuse Treatment and Relapse Prevention

Presentation - 28 pages - Medical studies

Patients who use illicit drugs benefit from treatment if they recognize that their substance use is a problem. The transtheoretical model considers a patient on a continuum from precontemplation (denial) toward maintenance (abstinence/recovery). The clinical approach should be tailored to...

18 Jul 2007

Complementary and Alternative Medicine

Presentation - 70 pages - Medical studies

Despite dramatic advances in medical science and evidence-based practice, many people turn to other healing approaches, some derived from ancient medical traditions and others from new-age concepts. Although extraordinarily diverse in their nature and purpose, these approaches...

18 Jul 2007

Tobacco and Health

Presentation - 64 pages - Medical studies

Currently, about 46 million individuals in the United States are cigarette smokers, including 26% of men and 22% of women. People who are less well educated and/or have unskilled occupations are more likely to smoke. Smoking is responsible for about 430,000 preventable U.S. deaths...

18 Jul 2007

Ionizing Radiation Injury

Presentation - 52 pages - Medical studies

Ionizing radiation occurs as electromagnetic waves of extremely short wavelength and as accelerated atomic particles (e.g., electrons, protons, neutrons, a-particles). The injuries caused by ionizing radiation include mutagenic, carcinogenic, and teratogenic effects and various...

18 Jul 2007

Inborn errors of metabolism

Presentation - 84 pages - Medical studies

Metabolism is a collective term for integrated biochemical processes of the intact organism, differentiated organ, cell, and subcellular organelle. Normal metabolism enables homeostasis for the organism by maintaining anabolic and catabolic flow of substrates to products. In the...

18 Jul 2007

Biology of Ageing

Presentation - 48 pages - Medical studies

It is useful to think of organisms as protein-synthesizing factories. If that factory is to function at very high levels of efficiency and stability for very long periods of time, the builder should start with an excellent set of blueprints (hence the importance of understanding the...

17 Jul 2007

Urinary Incontinence

Presentation - 34 pages - Medical studies

Urinary incontinence is defined as involuntary loss of urine of sufficient severity to be a health and/or social problem. Although it is commonly hidden and not discussed with health professionals, urinary incontinence is a prevalent, morbid, and expensive condition. Half of young...

17 Jul 2007

Violence and Injury

Presentation - 41 pages - Medical studies

Serious violence and injury have life-altering consequences for victims and their families that often cannot be reversed. Prevention and treatment must be priorities. Violence in the United States is a public health epidemic that is caused by institutional and personal actions....

16 Jul 2007

Gonococcal Infections

Presentation - 82 pages - Medical studies

Gonorrhea is a sexually transmitted infection of epithelium and commonly manifests as cervicitis, urethritis, proctitis, and conjunctivitis. If untreated, infections at these sites can lead to local complications such as endometritis, salpingitis, tuboovarian abscess, bartholinitis, peritonitis,...

25 Jun 2007

Ferromagnetism and the Curie-Weiss Law

Course material - 3 pages - Physics

In "Ferromagnetism and the Curie-Weiss Law" the author will start by giving a more complete derivation of the Curie-Weiss law, which might make a few points clearer. Then he will try to address some of your questions more directly. The author hopes that the derivation itself will make things...

25 Jun 2007

Position of the Fermi Level for Extrinsic Semiconductors: Additional Notes for Solid State Physics

Course material - 2 pages - Physics

In "Position of the Fermi Level for Extrinsic Semiconductors" the author will talk a little more in detail about doped semiconductors. Here, the author answers the following questions: (i) What is the position of the Fermi level for an extrinsic semiconductor? (ii) What is the...

25 Jun 2007

Quantum Dots : A Brief Overview

Essay - 5 pages - Physics

Over the past few decades there has been immense interest in Quantum Dots. In this report the author will outline some of the fabrication techniques, basic theory, and a few important properties of QDs. There are various different kinds of Quantum Dots. The author will focus mainly on...