Cardiovascular System The Heart. The Cardiovascular System A closed system of the heart and blood vessels –The heart pumps blood –Blood vessels allow.
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BIO 238. Heart and blood vessels are part of the cardiovascular system Heart pumps blood Arteries carry blood away from the heart to capillaries.
Chapter 12 Cardiovascular and Respiratory Health
The Cardiovascular System
Heart Actions ● Cardiac Cycle: One complete heartbeat. The contraction of a heart chamber is called systole and the relaxation of a chamber is called diastole.
