Science, asked by youtubertanmay, 5 months ago

The rhythmic expansion and contraction of heart is called heart beat.

True

False

Answers

Answered by Anonymous
3

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False

The contraction of heart is called cardiac systole,

Answered by karthik33364
0

Answer:

false

Explanation:

The contraction of heart is called cardiac systole, whereas expansion or relaxation is called cardiac diastole. We can altogether call it a cardiac cycle. Complete answer: The rhythmic contraction and expansion of the heart is a Cardiac cycle.

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