what are the different parts of the human heart? (Class 10)
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Answer:
Heart Chambers, Valves, Vessels, Wall and Conduction System. The heart is made up of four chambers. The upper two chambers are called atria (singular: atrium) and the lower two are known as ventricles (singular: ventricle). Muscular walls, called septa or septum, divide the heart into two sides.
Explanation:
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 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.
- The right atrium receives blood from the veins and pumps it to the right ventricle.
- The right ventricle pumps the blood received from the right atrium to the lungs.
- The left atrium receives oxygenated blood from the lungs and pumps it to the left ventricle.
- The left ventricle pumps the oxygenated blood throughout the body.
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