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Doctor insights on: What Is The Number Of Coronary Arteries In The Heart

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What is the number of coronary arteries in the heart?

What is the number of coronary arteries in the heart?

Many: There are major vessels: right coronary artery and left main coronary artery that divides into the left anterior descending artery and left circumflex artery. Each of these may have 3-7 branches that vascularize the heart muscle. ...Read more

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Dr. Jeffrey Stevens
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Artery (Definition)

Arteries are defined as blood vessels which carry blood away from the heart (to either the body or lungs). Arteries: higher pressure, thicker walls, stretch (pulse) with each heart contraction & deliver blood to the arterioles which control the flow to individual capillaries. Veins are blood vessels which carry blood from capillaries back to the heart (body to right heart; ...Read more


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What are the names of coronary arteries in the heart?

What are the names of coronary arteries in the heart?

See Below: The three primary arteries of the heart are the left anterior descending, lad, the circumflex and the right coronary artery, rca. ...Read more

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What do coronary arteries provide to the heart?

What do coronary arteries provide to the heart?

Blood supply: The coronary arteries provide the blood supply (oxygen & nutrients) to the heart. ...Read more

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Which part of the heart is affected by occluding the following coronary arteries?

Which part of the heart is affected by occluding the following coronary arteries?

See below: Lad ("left anterior descending" artery)--affects anterior (front) wall of the left ventricle, and apex (the tip). Circumflex artery--affects the lateral wall of left ventricle, and usually part of the posterior (back). Right coronary artery--affects inferior (bottom) wall of left ventricle and all of the right ventricle (if occluded proximally enough in its course). ...Read more

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Can you tell me how the heart know to take blood from the coronary arteries?

Can you tell me how the heart know to take blood from the coronary arteries?

Pressure: The blood moves from an area of higher blood pressure to an area of lower BP. That's why, in order to be alive, you must have blood pressure! ...Read more

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Could anti uricosuric agents also prevent heart /coronary arteries disease/s?

Could anti uricosuric agents also prevent heart /coronary arteries disease/s?

No: Gout is just a marker for increased heart risk. Lowering uric acid levels has never been shown to reduce the risk of heart disease. ...Read more

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Does angiogram show heart coronary arteries blockage?

Does angiogram show heart coronary arteries blockage?

Yes: Yes, a coronary angiogram is the most widely used test to look for blockages in the arteries of the heart and to decide the best treatment option (medication only vs stent vs bypass surgery). ...Read more

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How would a blockage in one of the coronary arteries affect the hearts stroke volume?

How would a blockage in one of the coronary arteries affect the hearts stroke volume?

By decreasing oxygen: The heart muscle depends on oxygen supplied by the coronary arteries to effectively function. When the artery is narrowed it can decrease the supply of oxygen and decrease the force of the muscle contraction. The stroke volume is a measure of how much blood the heart forces out with each beat. ...Read more

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What part of the heart would receive less blood if the were a blockage in the left main coronary artery?

What part of the heart would receive less blood if the were a blockage in the left main coronary artery?

Left main: most of the blood to the left ventricle passes thru the left main. That is why it is such a serious lesion. ...Read more

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How can coronary artery disease affect the heart?

How can coronary artery disease affect the heart?

Multiple ways: Coronary artery disease can cause symptoms, heart damage, or death. Symptoms include chest pain or shortness of breath. Heart damage is typically do to myocardial infarction (heart attack). Death can be due to heart failure, heart attack, or lethal arrhythmia. ...Read more

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How do I reduce the risk of a heart attack via coronary artery blockage?

How do I reduce the risk of a heart attack via coronary artery blockage?

Proactive care: Big topic. Briefly: maintain healthy weight, exercise regularly, eat healthy diet, don't use tobacco, limit alcohol consumption, manage stress, have regular physicals with a physician focused on proactive care. Eval generally looks for high blood pressure, diabetes/pre-diabetes/insulin resistance, cholesterol panel. More advanced "cholesterol" testing is available and better at predicting risk. ...Read more

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Had a heart angiogram show blockage in my left main coronary artery.Ok.Why?

Had a heart angiogram show blockage in my left main coronary artery.Ok.Why?

Emergency: Blockage in the left main coronary artery is considered an emergency condition requiring urgent intervention by angioplasty or bypass surgery. This situation is associated with high mortality if left alone. ...Read more

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Does gout/uric acid crystals make coronary artery blockages worse in my heart?

Does gout/uric acid crystals make coronary artery blockages worse in my heart?

No: Uric acid is not a cause of coronary artery disease. Hypertension is a very common condition and if it coexists with gout, the hypertension can lead to worsening coronary artery disease. However, the gout does not affect the coronary arteries. ...Read more

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I have angina due to to having coronary artery spasms. How serious is this condition and can I have a heart attack through it.?

I have angina due to to having coronary artery spasms. How serious is this condition and can I have a heart attack through it.?

Heart attach: Yes it is so important for your doctors (pcp & cardio) to get to know you. Coronary heart disease not always has typical symptoms of angina radiating to neck/left arm, nausea or vomiting. It could be manifested as fatigue , indigestion leg swelling, or no symptom. ...Read more

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What do you recommend if I had a heart angiogram with 70% blockage in my left main coronary artery.no stint.dr afraid he would block.why?

What do you recommend if I had a heart angiogram with 70% blockage in my left main coronary artery.no stint.dr afraid he would block.why?

Bypass surgery: everything is a balance between risk/benefit. often with a > 50% left main blockage, a bypass surgery is the safest choice. medical therapy alone carries a high risk of sudden death due to the severity of the blockage. a stent placement there, though relatively simple - might have a catastrophic outcome if any slight thing went wrong. a stent is indicated if surgery is higher than usual risk. ...Read more

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When was the first open heart coronary artery bypass surgery?

When was the first open heart coronary artery bypass surgery?

Sometime in 1960: Click on history:http://en.M.Wikipedia.Org/wiki/coronary_artery_bypass_surgery#section_1 but also look at dr green in new york ( as i recall) that popularized this procedure. ...Read more

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Dr. Gary Sandler
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Coronary Artery (Definition)

Coronary artery is the name given to the blood vessels that supply the myocardium. The word coronary was coined by the first anatomists that noticed that if you remove all muscle from the heart the remaining vessels resemble the shape of a corona or crown. ...Read more


Dr. Gary Sandler
5 doctors shared insights

Cardiac (Definition)

Cardiac translates literally to "heart, " and any place the term is seen, such ...Read more