This refers to the entire circulatory system including the heart, blood vessels, and the blood. For more information on the cardiovascular system The Heart: An Online Exploration. A test for our cardiovascular system is the one mile run.

OBJECTIVES
As a result of using this web page, students will be able to:

• Define the cardiovascular system
• Describe exercises that improve the efficiency of this system
• Understand the relationship of the cardiovascular system to other systems of the body