Biology, asked by saireddy123, 7 months ago

write about the external heart

Answers

Answered by padmavathimantrala

Answer:

MARK AS BRAINILIST

Explanation:

The heart • The heart is composed of 4 chambers :– – Right atrium, – Right ventricle, – Left atrium, – Left ventricle. ... • Blood returning to the heart enters the atria, and is then pumped into the ventricles

Answered by naveen10258

Answer:

The heart is composed of 4 chambers :– – Right atrium, – Right ventricle, – Left atrium, – Left ventricle. ... • Blood returning to the heart enters the atria, and is then pumped into the ventricles.

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