Well technically all of it. If you didn't have one part to it you would be dead. But their are 3 main parts to it, the heart, veins, and capillaries.
Yes the heart is an important part of the circulatory system,pumping blood and oxygen around the body
The kidney is a part of the Urinary System. It is not part of the Circulatory System
The cadiovascular system, sometimes called the circulatory system when it includes the lymphatic system.
Carpals aren't part of the circulatory system. They are your wristbones, and so they are part of the skeletal system.
The heart is the main part of the circulatory system.
The two main part of circulatory system are hearth and Arteries
the circulatory system can be affected by something happening to something important in it such as the heart.that is one of the most important things in the circulatory system.
Yes, the heart is part of the circulatory system.
@the lymphatic system is its own system but uses the circulatory pathways.
The Heart is part of the circulatory system.
The heart, the organ that sends blood throught your body so you can survive.
No, it is not part of the circulatory system, it is protecting you from the environment, to help keep homeostasis( the body in stable condition)