<prompt> Which of the following nerves carries taste sensation from posterior one-third of the tongue:Facial nerveChorda tympaniGlossopharyngeal nerveVagus nerve  <response>: The Glossopharyngeal nerve is the nerve for both general sensation and taste sensation for the posterior 13rd of the tongue including the circumvallate papillaeNerve supply of tongueMotor supply: All the intrinsic muscles, except the palatoglossus are supplied by the hypoglossal nerve The palatoglossus is supplied by the cranial pa of accessory nerve through the pharyngeal plexusSensory supply :- Anterior 23rd of the tongue - Lingual nerve is the nerve of general sensation and the chorda tympani is the nerve of taste for the anterior two-thirds of the tongue.- Posterior 13rd of tongue - The glossopharyngeal nerve is the nerve for both general sensation and taste sensation for the posterior 13rd of the tongue.The posterior most pa of the tongue is supplied by the vagus nerve through the internal laryngeal branch 