Question

What do you mean by the blood circulatory system?​

Answer 1

Circulatory system: The system that moves blood throughout the body. The circulatory system is composed of the heart, arteries, capillaries, and veins. This remarkable system transports oxygenated blood from the lungs and heart throughout the body via the arteries.

Answer 2

Blood :-

Contained in the heart and in the body vessels like artery vein and capillaries of the circulatory system .

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Why do we need blood ?

Answer : we need blood for:-

1. The transport of digested food
2. Transport of oxygen
3. For transportation of carbon dioxide
4. Transport of excretory materials
5. Distribution of hormones
6. Distribution of heat

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So we get the conclusion that flood is very important in a person's life also the blood should flow from one part of organ to another part of organ to to provide life .

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We can define blood circulation as a process in which oxygenated blood moves from heart to organ deoxygenated blood moves from organ to heart . This process involves vein artery and capillaries.

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