Font Size
A
A
A

Definition of Left atrium

Left atrium: The upper right chamber of the heart. The left atrium receives oxygenated blood from the lungs and pumps it down into the left ventricle which delivers it to the body.

Atrial Fibrillation Illustration

Source: MedTerms™ Medical Dictionary
http://www.medterms.com/script/main/art.asp?articlekey=26567
Last Editorial Review: 6/14/2012

Medical Dictionary Definitions A - Z

Search Medical Dictionary





Medical Dictionary