Which cranial nerve carries taste sensations from the posterior one-third of the tongue?
Correct answer: B. Glossopharyngeal nerve
- A. Facial nerve
- B. Glossopharyngeal nerve
- C. Vagus nerve
- D. Hypoglossal nerve
Explanation
The glossopharyngeal nerve, cranial nerve IX, carries taste from the posterior one-third of the tongue. The facial nerve mainly carries taste from the anterior two-thirds, while the hypoglossal nerve controls tongue movement.
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About Nervous System and Special Senses
The nervous system covers neurons, neuroglia, nerve impulses, synapses, reflex arcs, and the organization of the central and peripheral nervous systems. It also explains the autonomic divisions and the receptors and pathways for vision, hearing, balance, taste and smell, distinguishing sensory reception from conscious perception.
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