crista terminalis


Also found in: Wikipedia.

crista terminalis of right atrium

[TA]
a vertical crest on the interior wall of the right atrium that lies to the right of the sinus of the vena cava and separates this from the remainder of the right atrium.

crista terminalis

See terminal crest.
References in periodicals archive ?
Normally, the valve regresses by approximately 12 weeks gestation and leaves behind the crista terminalis superiorly and the eustachian valve of the inferior vena cava and the thebesian valve of the coronary sinus inferiorly.
Electroanatomical studies have demonstrated that scar tissue in the crista terminalis and in the right atrium are not conductive, and that these scar tissues predispose intraatrial reentrant tachyarrhythmias (8, 9).
Preparation involving crista terminalis and trabecular area were perfused by Tyrode solution of the following composition (in mM): NaCl 136; KCl - 2.