The Heart's Chambers and ValvesThe left heart pump (continued)
By Richard N. Fogoros, M.D., About.com
Created: December 01, 2003
About.com Health's Disease and Condition content is reviewed by our Medical Review Board
Figure 5 - Into the left ventricle
Figure 5: When the left atrium contracts, the mitral valve opens, allowing the blood to enter the left ventricle
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