Question

what is heart and explain

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Answer 1

Step-by-step explanation:

heart is a cardiac muscle that is involuntary muscle. it consists of two auricles and two ventricles.

Answer 2

Answer:

Anatomical terminology. The heart is a muscular organ in most animals, which pumps blood through the blood vessels of the circulatory system. The pumped blood carries oxygen and nutrients to the body, while carrying metabolic waste such as carbon dioxide to the lungs.

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