Heart disease is a common disease in people. Its a disease that affects the heart and the cardiovascular system. There are many types of Heart disease. Most often when people think of any kind of heart disease they usually think of the Coronary Artery Disease. That is the narrowing of arteries that ...

The Heart and the Circulatory System Introduction Imagine that you are living in the year 1535, and that you don't feel well. You have had some problems with fatigue, feeling a little more tired than usual when you walked to the market and back. You tell this to your physician, and he sends y...

Congenital heart disease (or CHD) is a range of heart disorders, of varying degrees of severity, which are present at birth. CHD affects about eight in every one thousand live babies that are born and is caused by factors operating early in pregnancy. These factors include viral infections (e.g. Rub...

Cardiovascular diseases rank as America's number 1 killer. They claim the lives of 42.7 percent of the more than 2 million Americans who die each year. Cancer follows, killing 23.8 percent. All other causes of death account for 33.5 percent. Medical research continually seeks to reduce di...

Rh Disease Rh disease is a blood disorder that affects over 4,000 babies in the United States every year. This disease affects newborns every year because of an incompatibility between the mother's blood and her fetus during pregnancy. It causes severe destruction of the fetus' red blo...

Sickle Cell Anemia Sickle Cell Anemia is the most common blood inherited disease in the United States, affecting about 72,000 Americans each year, and it has no cure. It commonly affects Hispanics and African Americans rather than Caucasians. It is classified as a disease in which the red ...

Lupus is a chronic, autoimmune disease which causes inflammation of various parts of the body, especially the skin, joints, blood and kidneys. The body's immune system normally makes proteins called antibodies to protect the body against viruses, bacteria and other foreign materials. Th...

Exercise has many benefits that will help people live longer, healthier, and happier lives. Not only is exercise healthful, it also has an effect on our overall appearance and body composition, which can directly influence self-esteem, self-worth, and level of confidence. Heart disease is Amer...

Late one afternoon, a lady was driving home in the rush hour traffic. The last thing she needed was a pounding headache. While she was stopped, she dug in her purse for some aspirin to relieve her headache. She chugged it down with the Pepsi sitting by the seat. Her only worry was to relieve h...

CIGARETTE SMOKING AND THE BODY Tobacco is consumed worldwide everyday by millions of people. Many people cannot prevent themselves from smoking because tobacco contains a drug called nicotine that makes them feel as if they need it in order to function normally. Nicotine is a substance found in t...

CIGARETTE SMOKING AND THE BODY Tobacco is consumed worldwide everyday by millions of people. Many people cannot prevent themselves from smoking because tobacco contains a drug called nicotine that makes them feel as if they need it in order to function normally. Nicotine is a substance found in t...

SCIENTIFIC PROGRESS CAN DESTROY THE MORAL AND ETHICAL FIBRE OF SOCIETY Scientific progress can destroy the moral and ethical fibre of society, well that is the question puzzling the people for 70 years. The first attempt at cloning happened in1938 by Hans Spumone he was the first man to success...

One out of the four of you in this classroom will have it. It affects 50 million Americans and nearly half are women. There are no symptoms to this disease. Many people have it for years without knowing it. This is why high blood pressure is also called the "silent killer." Uncontrol...

What Should Our Cholesterol Levels Be, Ideally, and How Can We Control Our Cholesterol Without Prescription Drugs? At the moment, suppliers of anti-cholesterol drugs, such as Pfizer's Lipitor or Pravachol, are marketing their merchandise as the sole weapon available to combat the relentless onsl...

One of the major health problems that the American society and the whole world experience is the prevalence of hypertension or high blood pressure, caused illnesses or deaths in many people today. A special report made by the website Lifeclinic.com stated that almost 50 million Americans have hyper...

According to the Cancer Book from the American Cancer Society, Leukemia is a cancer of the blood. It was first identified as a new disease in around 1830 in Germany. The scientific term, "leukemia," comes from the Greek words that mean "white blood." The disease is described as a cancerou...

Scientific name - Dirofilaria immtis Common name - dog heartworm Related parasites- Intestinal worms can cause serious problems such as bloody diarrhea and fleas can bite and cause extreme discomfort for your dog. The Life Cycle The life cycle of the heartworm begins when an infected dog, ca...

Platelets are flattened discs that are round from above and spindle shaped section. Megakaryocytes are very active cells that continually make proteins, enzymes, and membranes. But instead of getting bigger. They just shed small membrane-enclosed packets of cytoplasm into circulation. This is where ...

Pathology Peripheral Vascular Disease PVD It is related to Arteriosclerosis Obliterans, defined as arteriosclerosis in which proliferation of the intima has caused complete obliteration of the lumen of the artery, is also known as atherosclerotic occlusive disease. Occlusive disease of the femo...

HYPERTENSION Hypertension is a common disorder characterized by a sustained elevation of systolic arterial pressure (top number) of 140 mm Hg or higher, or a diastolic arterial pressure (bottom number) of 90 mm Hg or greater, or both. Hypertension is divided into two categories: essential (o...

Marfan's Syndrome In 1896 the French pediatrician Antonin Marfan first characterized and named the disease Marfan's Syndrome, also known as Arachnodatyly an MFS. In the past many have suffered, even died due to the lack of knowledge held by the medical profession pertaining to complicat...

Throughout history a variety of deadly diseases have threatened mankind. Many diseases have the capability to spread fast and rapidly kill people. But with modern advances in medicine, man had defeated most of these deadly diseases and thought the threat was over. However, a shockingly n...

Hypoxia Hypoxia is a condition in humans that is caused by the reduction in partial pressure of oxygen, inadequate oxygen transport, or when tissues are simply unable to make use of the oxygen provided. This disease occurs in the tissues and brain. It results in a shortness of breath, and an...

Physiology Exam Directions: The following exam consists of various types of questions designed to test the critical reasoning skills of the examinee. Answers are found on the following page, with rationales. This is a Twenty question test, with an allotted time of 45 minutes to indulge one...

Alcohol is a mood altering depressant drug. It can affect almost every part of a person's body. The affect alcohol has on a person depends on their sex, weight, how fast they metabolize alcohol, situation, mood, and the presence of food in the stomach. Alcohol decreases a person's inhi...