Science, asked by ashakshetty555, 6 months ago

explain the structure of human heart .Name the 4 important blood vessels connected/originated form the ?describe the double circulation

Answers

Answered by CristianoNilando

1

Answer:

Veins are the pipes that carry deoxygenated blood and waste products around the body. As cells use the oxygen and nutrients delivered by the arteries they create waste products, such as carbon dioxide.

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