A circulatory system (sometimes cardiovascular system) is an organ system that moves substances to and from cells; it can also help stabilize body temperature and pH (part of homeostasis). There ...

Circulatory system: Blood vessels Laid end-to-end, an adult's arteries, veins and capillaries would stretch for about 100,000 miles - enough to wrap around the world nearly four times.

Double circulatory system Mammals have a double circulatory system, where blood passes through the heart twice in one full circulation.

As a central part of the circulatory system, the heart is primarily responsible for pumping blood and distributing oxygen and nutrients throughout the body.

The Circulatory System is the system of organs in the human beings and other animals which is responsible for transport of materials inside the body.

How the circulatory system transports water and nutrients When nutrients and water are taken in through the mouth, they travel down to the stomach.

The field of circulatory system diseases encompasses prevalent and life-threatening conditions such as hypertension, coronary artery disease, and heart ...

Find out about the blood and circulatory system and how cancer and its treatment may affect them.