A heart attack occurs when cardiac cells receive an inadequate supply of ____.
A)glucose
B)calcium
C)sodium
D)oxygen
E)potassium

Question

A heart attack occurs when cardiac cells receive an inadequate supply of ____. ​
A)glucose
B)calcium
C)sodium
D)oxygen
E)potassium

Quizplus · Accepted Answer

A heart attack occurs when there is a blockage in one or more coronary arteries, which supply oxygen and nutrients to the heart muscle. This blockage prevents adequate blood flow, resulting in a lack of oxygen to the cardiac cells, which can lead to damage or death of those cells.

A Heart Attack Occurs When Cardiac Cells Receive an Inadequate