Question

explain the structure of heart.

Full Explanation needed!!​

Answer 1

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★Human heart is made up of muscle and is called as myogenic.

It's size is approximately equal to our fist.

Human heart has 4 chambers, Right & left auricle and right & left ventricle.

It is located between lungs in a cavity 'mediastium'.

It's weight is about 300-400g.

Hard wall of heart called candium. It is present in three layers:-

• Outer - Epicardiun

• Middle - Myocardium

• Inner - Endocardium

Answer 2

Explanation:

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