Question

Short note on functioning of heart

Answer 1

Answer:

The human heart is an organ that pumps blood throughout the body via the circulatory system, supplying oxygen and nutrients to the tissues and removing carbon dioxide and other wastes

Explanation:

Its a simple answer

Hope it helps you...

Answer 2

Answer:

Heart is the vital organ of the human body. Heart plays a major role in our body. The heart is responsible for major functions and transportation in our body.

Heart

The heart is an organ that pumps blood throughout the body. Human circulatory system is responsible for the transport of materials inside the human body. The organs of the circulatory system are heart, arteries, veins and capillaries. It comprises four chambers:

Atria (upper chambers)

Ventricles (lower chambers)

Function of Heart

The heart performs the following important functions:

The primary function of the heart is to pump blood throughout the body.

It supplies oxygen and nutrients to the tissues and removes carbon dioxide and wastes from the blood.

It also helps to maintain adequate blood pressure throughout the body.

The heart functions in the following ways:

1. The arteries receive oxygenated blood from the heart and supply it throughout the body. Whereas, the veins carry the deoxygenated blood from all the body parts to the heart for oxygenation.
2. The right atrium receives blood from the veins and pumps it to the right ventricle.
3. The right ventricle pumps the blood received from the right atrium to the lungs.
4. The left atrium receives oxygenated blood from the lungs and pumps it to the left ventricle.
5. The left ventricle pumps the oxygenated blood throughout the body.

Explanation:

I hope that it would be helpful.