Question

What is the work for heart ? ​

Answer 1

Answer:

Explanation:

The heart muscle needs its own supply of oxygen and nutrients to pump properly. Although its chambers are full of blood, the heart receives no nourishment from this blood. The heart receives its own supply of blood through a network of arteries known as the coronary arteries.

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Answer 2

Answer:

The Heart pumps oxygenated blood....

Explanation:

Blood carries oxygen and nutrients to your body's tissues, assists in the removal of carbon dioxide and waste products and promotes the overall health of the body's tissues.