This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Anatomy
[{'content': 'Which of the following nerves carries taste sensation from posterior one-third of the tongue: \nSelect and explain. \nA. Facial nerve, B. Chorda tympani, C. Glossopharyngeal nerve, D. Vagus nerve', 'role': 'user'}, {'content': 'Answer: C \nExplanation: The Glossopharyngeal nerve is the nerve for both general sensation and taste sensation for the posterior 1/3rd 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 plexus)Sensory supply :- Anterior 2/3rd 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 1/3rd of tongue - The glossopharyngeal nerve is the nerve for both general sensation and taste sensation for the posterior 1/3rd of the tongue.The posterior most pa of the tongue is supplied by the vagus nerve through the internal laryngeal branch', 'role': 'assistant'}]