Which of the following passes between base of the skull & superior constricter muscle?
High-Yield Explanation
The large gap between the upper concave border of the superior constrictor and the base of the skull is semilunar and is known as the sinus of Morgagni. It is closed by the upper strong pa of the pharyngobasilar fascia. The structures passing through this gap are: (a) The auditory tube; (b) the levator veli palatini muscle; and (c) the ascending palatine aery. Ref: BD Chaurasia's HUMAN ANATOMY, Volume 3, 6th edition