intervenous tubercle


in·ter·ve·nous tu·ber·cle

(in'tĕr-vē'nŭs tū'bĕr-kĕl) The slight projection on the wall of the right atrium between the orifices of the venae cavae.

Lower,

Richard, English anatomist and physiologist, 1631-1691. Lower ring - one of four fibrous rings that form part of the fibrous skeleton of the heart. Synonym(s): fibrous ring of heartLower tubercle - the slight projection on the wall of the right atrium between the orifices of the venae cavae. Synonym(s): intervenous tubercle