Q. Coronary circulation: (Solved)
1. left coronary artery has greater flow in 50% of people
2. thebesian veins connect arterioles to the heart chambers
3. cusps of the aortic valve occlude orifices of coronary arteries during LV ejection
4. coronary flow at rest is 250ml/min
5. at rest, heart extracts 50% O2 / unit of blood delivered
- d. coronary flow at rest is 250ml/min