Heart attacks are the result of:
A) valves that do not function correctly.
B) weakened heart muscle.
C) blocked coronary arteries.
D) too much exercise.

Question

Quizplus · Accepted Answer

Heart attacks occur when the coronary arteries, which supply blood and oxygen to the heart, become blocked or narrowed by a buildup of plaque. This can lead to a lack of blood flow to a portion of the heart, resulting in damage or death of heart muscle tissue. Valve problems and weakened heart muscle can contribute to heart failure, but they are not the main cause of heart attacks. Too much exercise can increase the risk of a heart attack in certain individuals, but it is not a direct cause of heart attacks.

Heart Attacks Are the Result Of