right atrium
US /ˌraɪt ˈeɪ.tri.əm/
UK /ˌraɪt ˈeɪ.tri.əm/

1.
atrio destro
the right upper chamber of the heart that receives deoxygenated blood from the body through the vena cavae and pumps it into the right ventricle
:
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Deoxygenated blood enters the heart through the right atrium.
Il sangue deossigenato entra nel cuore attraverso l'atrio destro.
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The tricuspid valve separates the right atrium from the right ventricle.
La valvola tricuspide separa l'atrio destro dal ventricolo destro.