<prompt> Dehiscence of anterior wall of the external auditory canal cause infection to the parotid gland known as:Fissure of santoriniNotch of rivinusPetrous fissureRetropharyngeal fissure  <response>: Fissure of santorini: Ref: 220-LT 4-D 4th In the tympanic membrane, above the short process the pars flaccida, or shrapnells membrane, filled the gap in the tympanic ring known as the notch of Rivinus 241- LT There is a deficiency superiorly of both the cartilaginous annulus and the bony annulus known as the notch of Rivirus 22-LT The Dehiscences in the anterior wall of external auditory canal fissure of santorini are important as infection can travel from external auditory canal to the parotid gland and vice versa MaQbool 220-LT 