.... carrier will have hemophilia. There also is a fifty percent chance that the daughters of a female carrier will be carriers of hemophilia. In addition, all daughters of men with hemophilia are carriers, but his sons are unaffected. Men cannot transmit hemophilia, and female carriers are free of the disease. Hemophilia is the most common hereditary blood disorder. Currently, approximately one in every 10,000 people in all parts of the world suffers from hemophilia. This blood related disease affects about 20,000 people in the United States. It affects males almost exclusively and knows no geographical or ethnic boundar .....

.... stream. There are many cells in the lymphoid tissue. One type is lymphocytes, which are reffered to often as T or B cells. Plasma cells are antibody-producing offspring of B cells. Macrophages are phagocytes that help out with immunity. Reticular cells are cells that form the lymphoid tissue stroma. Thes cells are very important parts of the immune system. The Lymphatic System also contains tissues. The tissue of the Lymphatic System is reticular connective tissue. It hold the macrophages and changes the number of lymphocytes. It is an important part of the immune system. The Lymphoid tissue can be found in the follicles. .....

.... greatly so that new anti-bodies cannot be produced and the defenceless patient remains exposed to a range of infections that under other circumstances would have been harmless. Most AIDS patients die from opportunistic infections rather than from the AIDS virus itself. The initial infection is characterized by diarrhea, erysipelas and intermittent fever. An apparent recovery follows after 2-3 weeks, and in many cases the patient remains without symptoms and functions normally for years. Occasionally a swelling of the lymph glands, which does not affect the patient's well-being, can be observed. After several years, the pre-AIDS sta .....

.... Due to the fact BSE is a new disease most of my information might be proven wrong in the future because there is a great deal of testing going on in the scientific community. They are also very concerned about this new disease and the effects it can have on humans if it is not stopped. Bovine spongiform encephalopathy is not some bacteria and it is not a virus, but in fact it is an infectious protein or prion [Greger p.2]. Before I go into more detail, I would like to discuss what a prion is. A prion is composed solely of proteins, and lacks genetic material in the form of nucleic acids. They are the tiniest infectiou .....

.... profession contend that too often doctors play god on operating tables and in recovery rooms. They argue that no doctor should be allowed to decide who lives and who dies. The issue of euthanasia is having a tremendous impact on medicine in the United States today. It was only in the nineteenth century that the word came to be used in the sense of speeding up the process of dying and the destruction of so-called useless lives. Today it is defined as the deliberate ending of life of a person suffering from an incurable disease. A distinction is made between positive, or active, and negative, or passive, euthanasia. Posit .....

.... Needs. These needs are biological and consists of the needs for oxygen, food, water, and a relatively constant body temperature. These needs are the strongest because if deprived, the person would die. 2. Safety Needs. Except in times of emergency or periods of disorganization in the social structure (such as widespread rioting) adults do not experience their security needs. Children, however often display signs of insecurity and their need to be safe. 3. Love, Affection and Belongingness Needs. People have needs to escape feelings of loneliness and alienation and give (and receive) love, affection and the sense of .....

.... like it did the first time. It also reached into Africa, China, Russia, and the Scandinavian countries. It was truly a worldwide pandemic. But, it has a secondary effect that not many people are aware of. The colonies of Greenland, settled by the Vikings, were stricken by the plague and they soon disappeared. It is known that these colonies kept in contact with "Vinland", which was near New Foundland, in Canada. The Vikings had already discovered North America! But, alas, with these colonies all dead, Greenland was forgotten, and not discovered again until 1585.2 It is estimated that the plague took 24 million lives, abou .....

.... tiny protective hairs called cilia help keep the dust and other pollutants from entering your lungs. These airways end in tiny air sacs known as alveoli. The alveoli transfer oxygen from the air you inhale directly into the bloodstream. Chronic bronchitis is one of the major lung diseases that underlie COPD. Chronic bronchitis often develops in people over age 40 who are or used to be moderate to heavy smokers. In chronic bronchitis, the bronchial tubes have been constantly irritated by inhaled cigarette smoke, air pollution, or other harmful substances. After the bronchial tubes have been irritated for a long measure of .....

.... individual well being. Not because we want to follow society's footsteps, but because it's the right thing to do. This guide will address the reasons of why exercising is a physical imperative in the areas of diet, aerobic exercise, and weight training. With the expert advice from numerous research institutes nationwide, as well as first hand tips from the pros themselves, this guide will present the different exercising methods that will train your mind and body to better health. In addition, it will also talk about how to train yourself to better health, including the foods to eat and the foods to stay away from. A good friend o .....

.... the modern man with his superb ability to think. Many sciences were born. Some of them centered around humans. They included, among many others, psychology and neurology. While psychology deals with the mind and human behavior, neurology is the study of the nervous system. The nervous system of the human being consists of several parts. The main structures are the brain and the spinal chord. The system also includes nerves which sense external and internal stimuli and then relate all information to the central processing unit, i.e. the brain. Because of man's rapid evolution in technology and medicine, humans .....