Question

explain the internal structure of heart with a neat labelled ​

Answer 1

Answer:

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Explanation:

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

Answer 2

Answer:

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