<prompt> Meckels cave is related to ?Submandibular ganglionTrigeminal ganglionOtic ganglionPterygopalatine ganglion  <response>: Ans. is b i.e., Trigeminal ganglionTrigeminal ganglion Gasserion ganglion or semilunar ganglion lies in a dural pouch, the cavum trigeminale Meckels cave. 