LEFT ATRIUM

Pronunciation (US):

(GB):

IPA (US):

 Dictionary entry overview: What does left atrium mean? 

• LEFT ATRIUM (noun)
  The noun LEFT ATRIUM has 1 sense:

1. the left upper chamber of the heart that receives blood from the pulmonary veins

  Familiarity information: LEFT ATRIUM used as a noun is very rare.

 Dictionary entry details 

• LEFT ATRIUM (noun)

Sense 1

Meaning:

The left upper chamber of the heart that receives blood from the pulmonary veins

Classified under:

Nouns denoting body parts

Synonyms:

atrium sinistrum; left atrium; left atrium of the heart

Hypernyms ("left atrium" is a kind of...):

atrium cordis; atrium of the heart (the upper chamber of each half of the heart)

 Context examples 

It is formed mainly by the left atrium.

(Base of the Heart, NCI Thesaurus)

The diameter across the left atrium measured at the end of systole.

(Left Atrium Dimension, NCI Thesaurus/ACC)

A dual-flap valve of the heart that regulates the flow of blood between the left atrium and the left ventricle of the heart.

(Mitral Valve, NCI Thesaurus)

The valve between the left atrium and left ventricle of the heart.

(Mitral Valve, NLM, Medical Subject Headings)

A congenital heart disorder in which one or two pulmonary veins are not connected to the left atrium and drain into the right atrium instead.

(Partial Anomalous Pulmonary Venous Return, NCI Thesaurus)

A cardiac myxoma arising from the left atrium.

(Left Atrial Myxoma, NCI Thesaurus)

The left lower chamber of the heart that receives blood from the left atrium and pumps it through the aorta to the body.

(Left Ventricle, NCI Thesaurus)

The tissue that separates the right atrium from the left atrium in the heart.

(Interatrial Septum, NCI Thesaurus)

The therapeutic blockage of the muscular pouch in the left atrium.

(Intentional Left Cardiac Atrial Appendage Occlusion Procedure, NCI Thesaurus/ACC)

The left atrium receives oxygenated blood from the pulmonary vein and pumps blood into the left ventricle.

(Cardiac Atrium, NCI Thesaurus)