Question

explain the internal structure of heart of humans with a neat labelled diagram.​

Answer 1

Answer:

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Internally heart is divided into four parts by septums. Two upper parts are called atria, and the lower ones are called ventricles. The two atria are separated from each by inter-atriolar septum and the right and left ventricles are separated from each other by inter-ventricular septum..

Explanation:

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Answer 2

Answer:

1 is diagram

2 is heart

3 Heart remaining para