Question

state the working of heart ​

Answer 1

The heart pumps blood to the whole body, purifies the blood ( makes deoxygenated blood oxygenated) .

Answer 2

Answer:

The right side of your heart receives oxygen-poor blood from your veins and pumps it to your lungs, where it picks up oxygen and gets rid of carbon dioxide. The left side of your heart receives oxygen-rich blood from your lungs and pumps it through your arteries to the rest of your body.