12 Results for heart blood vessels

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...
Impact of Heart Diseas Stages of the condition There are many types of heart disease. About 25% of all Americans have one or more types of cardiovascular disease. The major types of heart disease are atherosclerosis, coronary, rheumatic, congenital, myocarditis, angina and arrhythmia. Heart...
Heart Attacks A heart attack is also known as Myocardial Infarction (M.I.). A heart attack occurs when the blood supply to a portion of the heart muscle is severely reduced or stopped. This happens when one of the arteries that supply blood to the heart muscle is blocked by an obstruction. This b...
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 ...
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...
EXPLORATION AND DISSECTION OF A MAMMALIAN HEART Abstract: In this experiment, we obtained a fresh heart and dissected it to examine and observe the different parts of the heart, as well as studying how they function and work together. Problem: How can we study the heart through dissectio...
Cholesterol is a waxy, fatty substance that circulates through the bloodstream as part of the cell membrane. Unable to dissolve in blood, it is transported by lipoproteins to and from the liver through the circulatory system. Found throughout all human bodies, it is an integral part of life, ...
What is coagulation? The Circulatory system is made up of many blood vessels and is a self sealing system. When a blood vessel in injured, platelets begin to stick to each other and to the sides of the injured tissue to form a plug, or a clot, which becomes covered with strands of thread like fibr...
Imagine the air that you and your children breathe is being polluted with hundreds of chemicals and toxic substances, but if you smoke you don't have to imagine. With each cigarette you smoke you are polluting your lungs and the air around you with over four thousand chemical compounds and over...
Know the Facts About Hypertension Hypertension is the increase of blood pressure above normal levels over an extended period of time. Anyone with a regular blood pressure reading greater than or equal to 140/90 mmHg is considered to have hypertension. Those with a blood pressure of 120/80 mmH...
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...
Stress comes from many different things and is the cause of many problems in a person's life. Stress management can be complicated and confusing because there are different types of stress. There are three main types of stress, acute stress, episodic acute stress, and chronic stress. Each has t...