Left atrium

Noun

Word Frequency: 0.9

Definitions

1.NounOne of the chambers of the heart in humans and other mammals, which receives oxygenated blood from the lungs via the pulmonary veins, and pumps it into the left ventricle.

Synonyms

atrium sinistrum left atrium of the heart left ventricle right atrium sinus venosus atrium pulmonary artery coronary sinus cardioventricle atrioventricular valve vena cava thoracic cavity

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