atrium cordis

Definitions of atrium cordis
  1. noun
    the upper chamber of each half of the heart
    synonyms: atrium of the heart
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    types:
    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
    type of:
    atrium
    any chamber that is connected to other chambers or passageways (especially one of the two upper chambers of the heart)
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