ATRIUM OF THE HEART

Pronunciation (US):

(GB):

IPA (US):

 Dictionary entry overview: What does atrium of the heart mean? 

• ATRIUM OF THE HEART (noun)
  The noun ATRIUM OF THE HEART has 1 sense:

1. the upper chamber of each half of the heart

  Familiarity information: ATRIUM OF THE HEART used as a noun is very rare.

 Dictionary entry details 

• ATRIUM OF THE HEART (noun)

Sense 1

Meaning:

The upper chamber of each half of the heart

Classified under:

Nouns denoting body parts

Synonyms:

atrium cordis; atrium of the heart

Hypernyms ("atrium of the heart" is a kind of...):

atrium (any chamber that is connected to other chambers or passageways (especially one of the two upper chambers of the heart))

Meronyms (parts of "atrium of the heart"):

atrial auricle; auricle; auricula atrii (a small conical pouch projecting from the upper anterior part of each atrium of the heart)

auricula; auricular appendage; auricular appendix (a pouch projecting from the top front of each atrium of the heart)

Hyponyms (each of the following is a kind of "atrium of the heart"):

atrium dextrum; right atrium; right atrium of the heart (the right upper chamber of the heart that receives blood from the venae cavae and coronary sinus)

atrium sinistrum; left atrium; left atrium of the heart (the left upper chamber of the heart that receives blood from the pulmonary veins)

 Context examples 

The hole in the left atrium of the heart where the pulmonary vein enters.

(Opening of the Pulmonary Vein, NCI Thesaurus)

A vein that returns oxygenated blood from the left lung to the left atrium of the heart.

(Left Pulmonary Vein, NCI Thesaurus)

A thin, flexible tube that is inserted into a vein in the neck or below the collar bone and guided (threaded) into the right atrium of the heart.

(External right atrial catheter, NCI Dictionary)

It is guided (threaded) into a large vein near the heart called the vena cava or into the right atrium of the heart.

(Central venous access catheter, NCI Dictionary)

A pleomorphic sarcoma usually arising from the left atrium of the heart.

(Cardiac Unclassified Pleomorphic Sarcoma, NCI Thesaurus)