Biology, asked by nizamuddinkhan1509, 1 month ago

Describe with help of labelled diagram the structure and working of human heart.​

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Answered by ItzBrownKudi
2

Answer:

The heart wall is made up of three layers: The outer layer of the heart wall is called epicardium. The middle layer of the heart wall is called myocardium. The inner layer of the heart wall is called endocardium.

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