Question

Explain the structure of heart in brief. ​

Answer 1

Answer:

The structure of the heart

The heart is a large muscular pump and is divided into two halves - the right-hand side and the left-hand side. The right-hand side of the heart is responsible for pumping deoxygenated blood to the lungs. The left-hand side pumps oxygenated blood around the body.

Answer 2

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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:-

1. Outer - Epicardiun
2. Middle - Myocardium
3. Inner - Endocardium