supraventricular crest

(redirected from crista supraventricularis)

su·pra·ven·tric·u·lar crest

[TA]
the internal muscular ridge that separates the conus arteriosus from the remaining part of the cavity of the right ventricle of the heart.
Synonym(s): crista supraventricularis [TA]

supraventricular crest

the muscular ridge on the interior dorsal wall of the right ventricle of the heart. It defines the limit of the arterial cone and extends toward the pulmonary trunk from the ventral cusp of the atrioventricular ring. Compare moderator band.

su·pra·ven·tric·u·lar crest

(sū'pră-ven-trik'yū-lăr krest) [TA]
The internal muscular ridge that separates the conus arteriosus from the remaining part of the cavity of the right ventricle of the heart.
References in periodicals archive ?
These pathways are designated as type A (anterior to the right ventricular outflow tract), type B (between the aorta and pulmonary trunk), type C (cristal, coursing through the crista supraventricularis portion of the septum), and type D (dorsal or posterior to the aorta) (2).