Question

1 What us blood circulation? Ans​

Answer 1

Answer:

Blood comes into the right atrium from the body, moves into the right ventricle and is pushed into the pulmonary arteries in the lungs. After picking up oxygen, the blood travels back to the heart through the pulmonary veins into the left atrium, to the left ventricle and out to the body's tissues through the aorta.

Explanation:

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Answer 2

• The circulatory system, also known as the cardiovascular system or the vascular system, is a system that transports blood across the body.
• Is a system of organs that permits blood to flow and deliver nutrients (such amino acids and electrolytes), oxygen, carbon dioxide, and hormones.
• Blood cells transport nutrients and disease-fighting agents to and from the body's cells, as well as maintaining temperature and pH balance.