... blood vessels that deliver oxygenated blood to the heart. All muscles in the heart require oxygen to operate correctly. When there is restriction of blood flow to the heart, the coronary arteries become blocked or narrowed. When the heart cannot get oxygen, the heart muscle is damaged and heart attacks occur. A heart attack is also known as a myocardial infraction. The symptoms of ... anesthetic and sterile conditions. A catheter tube is introduced into the heart through an artery of vein located in the groin or arm. Dye is injected through the catheter into the coronary arteries and th...

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• Grade Level: High School

... common type of heart disease is coronary heart disease (coronary heart disease), also called coronary artery disease. (Vital signs health center.) The word coronary means crown, and it is the name given to the arteries that circle the heart like a crown. The coronary arteries supply the heart muscle with oxygen and nutrients. Coronary heart disease develops when one or more coronary arteries that supply the heart become ... a bump in the blood vessel wall known as plaque. (Vital Signs Health Care). Plaque build up narrows and hardens the blood vessel; a process called arteriosclerosis, ...

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OBESITY Obesity increases the likelihood of developing high blood cholesterol and high blood pressure. CHD is caused by the thickening of the inside walls of the coronary arteries. This thickening is called atherosclerosis, narrows the space through which blood flows decreasing of cutting off the heart's oxygen and nutrient supply. Atherosclerosis usually occurs when a person has high levels ... YOU .. EATING UNHEALTHY FOOD NOT EXCERCISING SMOKING? STOP!!! THINK ABOUT YOUR HEART!  WHAT IS CORONARY HEART DISEASE? Millions of people worldwide suffer from coronary heart disease (CHD), the mo...

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• Has Bibliography
• Grade Level: High School

... . There are many causes for Sudden Cardiac Death (SCD) among athletes. When the athlete is younger than thirty five, the cause is usually a structural abnormality in the heart muscle, or coronary arteries. These conditions are usually congenital, or present at birth, and they are difficult to detect. Gross abnormalities are identified at birth or in early childhood and when things go wrong ... ...

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... medical help arrives. Finally C circulation, if the person's heart is not beating, you should perform rescue breathing plus chest compressions, which can maintain some blood flow to the lungs, brain, coronary arteries, and other major organs. Furthermore, how to perform CPR is as important as the ABCs of CPR. The first step is assessment, someone determine if a person is unconscious and might ... ...

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• Grade Level: High School