The Period of Contraction in Which Blood is Forced Out

Question

The period of contraction in which blood is forced out of the heart is known as _______.
A) systole
B) diastole
C) cardiac contraction
D) coronary occlusion

Accepted Answer

Systole is the period of contraction in which blood is forced out of the heart. Diastole is the period of relaxation during which the heart fills with blood. Cardiac contraction refers to the overall process of the heart muscle contracting and relaxing, while coronary occlusion refers to a blockage of one or more of the coronary arteries that supply the heart muscle with oxygen and nutrients.