Coronary arteries

Definition

Coronary arteries are blood vessels that supply oxygen-rich blood to the heart muscle. They are crucial for maintaining the heart's function and health.

5 Must Know Facts For Your Next Test

1. The two main coronary arteries are the left and right coronary arteries.
2. Blockage in coronary arteries can lead to a heart attack due to reduced blood flow to the heart muscle.
3. The left coronary artery further branches into the left anterior descending artery and the circumflex artery.
4. Coronary artery disease is one of the leading causes of death worldwide.
5. Coronary arteries originate from the base of the aorta, just beyond the aortic valve.

Review Questions

Related terms

Aorta: The largest artery in the body that carries oxygenated blood from the heart to the rest of the body.

Myocardium: The muscular tissue of the heart.

Atherosclerosis:

A condition where plaque builds up inside arteries, causing them to narrow and restrict blood flow.