Valve of coronary sinus

The valve of the coronary sinus (Thebesian Ring) (Not to confuse with Thebesian's Valve located in the brain stem's 4th Ventricle) is a semicircular fold of the lining membrane of the right atrium, at the orifice of the coronary sinus. It is situated at the base of the inferior vena cava.

单词	Valve of coronary sinus
释义	Valve of coronary sinus 英语百科 Valve of coronary sinus The valve of the coronary sinus (Thebesian Ring) (Not to confuse with Thebesian's Valve located in the brain stem's 4th Ventricle) is a semicircular fold of the lining membrane of the right atrium, at the orifice of the coronary sinus. It is situated at the base of the inferior vena cava.
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