Question

what supplies the heart with oxygen?

Answer 1

Your cornary arteries - these vessels are the first to branch off of the aorta. When they're blocked with with cholesterol, heart attacks may result.

Answer 2

Oxygen enters the body through the lungs where it converts hemoglobin to Oxyhemoglobin which is transported by the blood to the heart,

Answer 3

Sorry - just realized I made a typo up there...meant to type coronary* - anyways, nice answers ^^^!

Answer 4

The coronary arteries supplies blood and oxygen as well to the heart muscles :-)