The heart performs rhythmic contractions that ensure that blood is propelled through the body. When the contraction of the cardiac chamber occurs, we call the movement of______
A. systole.
B. blood pressure.
C. peristaltic.
D. diastole.
Answer:A
The heart performs rhythmic contractions that ensure that blood is propelled through the body. When the contraction of the cardiac chamber occurs, we call the movement of______
A. systole. B. blood pressure. C. peristaltic. D. diastole.