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ATRIUM CORDIS
Pronunciation (US): | (GB): |
I. (noun)
Sense 1
Meaning:
The upper chamber of each half of the heart
Synonyms:
atrium cordis; atrium of the heart
Classified under:
Hypernyms ("atrium cordis" 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 cordis"):
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 cordis"):
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)