which part of the body doesn't enter the blood
heart
heart
White blood cells are the part of blood that fights germs that enter the body. They recognize and attack harmful pathogens to help keep the body healthy.
The Right side ?
the artery
If blood flow is cut off to a body part then the blood becomes deoxygenated and no fresh blood can enter and provide important nutrients. The body part typically darkens to black as the body part begins to rot basically. During this process you lose feeling and the limb goes cold.
neck
Femoral vein
The blood enter first to superior and inferior vena cava after the vena cava it will enter to right atrium
NO
every body part you have sends blood to your heart
Blood vessels carry the blood to every part of the body.