Question

Blood is supplied to the myocardium by

A) the coronary sinus.
B) the coronary arteries.
C) arteries that branch off the subclavian arteries.
D) contact with blood in the pumping chambers.
E) arteries that branch from the pulmonary arteries.

Answer 1

B

Step-by-step explanation:

the artery of coronary circulation which nourishing myocardium

Answer 2

B) the coronary arteries