Question

Describe the functions of the heart.

Answer 1

The heart is one in every of the body's most essential organs. It keeps the body freshly furnished with gas and nutrients, whereas clearing away harmful waste.

Complete Answer:
The heart could be a muscular organ settled within the chest simply behind and slightly toward the left of the bone. It roughly measures the scale of a closed mitt. the center works all the time, pumping blood through the network of blood vessels known as the arteries and veins. the center and its blood vessels are called the circulatory system.

The heart performs the subsequent vital functions:
- The primary operation of the center is to pump blood throughout the body.
- It provides atomic number 8 and nutrients to the tissues and removes greenhouse emission and wastes from the blood.
- It additionally helps to keep up adequate vital signs throughout the body.
- The arteries receive ventilated blood from the center and provide it throughout the body. Whereas, the veins carry the deoxygenated blood from all the body elements to the center for action.

The heart functions within the following ways:
- The right atrium receives blood from the veins and pumps it to the proper ventricle.
- The right ventricle pumps the blood received from the proper atrium to the lungs.
- The atrium of the heart receives ventilated blood from the lungs and pumps it to the ventricle.
- The ventricle pumps the ventilated blood throughout the body.

Note: A few facts about the human heart are,
- The human heart pumps around 5.7 litres of blood in a day.
- In a minute the heart beats around 60 to 100 times.
- The male heart weighs around 280 to 340 grams and females weighs around 230 to 280 grams.