<prompt> Which of the given nerve carries taste sensation from anterior two third of tongue?Facial nerveGlossopharyngeal nerveLingual nerveVagus nerve  <response>: Taste sensation from anterior two third fungiform , filiform papillae of the tongue is carried by chorda tympani nerve . Chorda tmpani nerve lies within the lingual nerve upto the infratemporal fossa. In the infratemporal fossa chorda tympani comes out of the lingual nerve and enters the pterotympanic fissure to join the facial nerve. Taste sensation from posterior 13rd of tongue circumvallate papillae is carried by glossopharyngeal nerve. 