The phase of the cardiac cycle when the heart is pumping blood out to the body, also known as the contraction phase, is:
A)systole.
B)diastole.
C)automaticity.
D)conductivity.

Question

Quizplus · Accepted Answer

Systole is the phase of the cardiac cycle where the heart is contracting and pumping blood out to the body. Diastole is the relaxation phase where the heart is filling with blood. Automaticity refers to the heart's ability to generate electrical impulses on its own and conductivity refers to the ability for those electrical impulses to travel through the heart's conduction system.

The Phase of the Cardiac Cycle When the Heart Is