Question

Fill in the blanks to complete the following statements.

(xxii) The sequence of one systole followed by one diastole is termed as the __________.

Answer 1

Systole and Diastole:

1. The period of the contraction of the chambers of the heart when the blood is pushed out into the vessels is called systole.
2. The period of the relaxation of the chambers of the heart when the blood is allowed inside the heart is called diastole.

Cardiac cycle:

1. The sequence or the repeating pattern of systole and diastole of the heart is known as the cardiac cycle.
2. The duration of a cardiac cycle is 0.8 seconds.

The sequence of one systole followed by one diastole is termed as the cardiac cycle.