Question

Explain the structure and working of circulation system in human?​

Answer 1

Answer:

here is the answer

Explanation:

the circulatory system actually refers to the heart and it's system. it pumps oxygenated blood from one part of the body to another. it also helps to cleanse some parts of the body too

Answer 2

Answer:

The circulatory system is made up of blood vessels that carry blood away from and towards the heart. Arteries carry blood away from the heart and veins carry blood back to the heart. The circulatory system carries oxygen, nutrients, and hormones to cells, and removes waste products, like carbon dioxide.