<prompt> True about Nasal Endoscopy is:There are 4 passesFirst pass is to examine middle meatusSecond pass is to examine the superior meatusThird pass is the examine the inferior meatus  <response>: All other options are wrong the right answers are:There are three passesFirst is along inferior meatusSecond is to inspect superior meatus and sphenoethmoid recessThird is to inspect the middle meatus 