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(a) How many chambers are present in the human heart? Which heart chambers have thicker walls?

(b) How many times does the heart of a resting person beat in a minute?

Asked by Topperlearning User 12th February 2015, 2:42 PM
Answered by Expert

(a) There are four chambers in the human heart.

They are two atria and two ventricles.

The ventricles have thicker walls.

(b) The heart beats 72 - 80 times per minute in a resting person.

Answered by Expert 12th February 2015, 4:42 PM
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