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health

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by

andrew gerber

on 30 April 2010

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Transcript of health

cardiovascular main parts the heart and blood vessels HOW THEY WORK Your heart is a pump. It's a muscular organ located slightly left of center in your chest. Your heart is divided into the right and the left side. The division protects oxygen-rich blood from mixing with oxygen-poor blood. Together, your heart and blood vessels comprise your cardiovascular system, which circulates blood and oxygen around your body. how it helps the body
The blood your heart pumps provides the body with the oxygen an nutrients it needs. The heart also helps get rid of waste. FUN FACTS. 1.your heart is a muscle. 2.your heart pumps 5 quarts of blood every minute. 3.your heart is about the size of your fist. diseases AtherosclerosisAtherosclerosis, or hardening of the arteries.The hardening of the arteries is due to the build up of fatty deposits called plaque , and mineral deposits. As a result, the supply of blood to the heart muscle is reduced and can lead to deficiency of blood to the heart, causing chest pain or a heart attack. The hardening of the arteries causes an increase in resistance to blood flow, and therefore an increase in blood pressure. StrokeStroke, or a cerebrovascular accident (CVA), occurs when the brain does not receive sufficient oxygen-rich blood through blood vessels or when a blood vessel bursts. A stroke may result from blockage of the blood vessels due to a blood clot or from ruptures of the blood vessels. Uncontrolled hypertension is a major risk factor for strokes. treatment For Atherosclerosis
Lifestyle changes, such as eating a healthy diet and exercising, are often the first line of defense in treating atherosclerosis. But sometimes, medication or surgical procedures may be recommended as well. For strokes
lifestyle changes, such as eating a healthy diet and exercising. surgery and medical treatment is recommended as well staying healthy 1.eating a healthy diet. 2.exercise daily. 3.limit stress and danger. 4.Dont smoke. 5.practice abstinence. 4.your heart is located in the center of your chest between your lungs. The bottom of the heart is tipped to the left, so you feel more of your heart on your left side of your chest. 5.Blood is about 78 percent water.
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