What are the main arteries of the body? Illustrations and lists breakdown this major part of your circulatory system.

Arteries are a part of the circulatory system, along with the heart and other blood vessels. The circulatory, or cardiovascular, system is essential for transporting blood around the body.

The heart, blood, and blood vessels make up the circulatory, or cardiovascular, system. Here, learn about some diseases that can affect this system.

It performs involuntary, coordinated contractions that allow your heart to pump blood through your circulatory system. Cardiac muscle tissue is one of the three types of muscle tissue in your body.