These Structures Keep the Aortic Valve Cusps from Sticking to the Wall

Question

These structures keep the aortic valve cusps from sticking to the wall of the aorta.
A) auricles
B) chordae tendineae
C) papillary muscles
D) pectinate muscles
E) aortic sinuses

Accepted Answer

Aortic sinuses, also known as the sinuses of Valsalva, are expansions at the base of the aorta that prevent the valve cusps from adhering to the aorta's walls, ensuring proper valve function during the heart cycle.