<prompt> All of the following structures pass through Sinus of Morgagni exceptTensor veli palatiniLevator veli palatiniAscending pharyngeal aeryEustachian tube  <response>: SINUS OF MORGAGNI It is a space between the base of the skull and upper free border of superior constrictor muscle. Through it enters i the eustachian tube, ii the levator veli palatini, iii tensor veli palatini and iv ascending palatine aery--branch of the facial aery. Ref:- Dhingra; pg num:- 240 