Test Your Knowledge of the Somatic Afferent Component of the Ear Quiz
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Questions and Answers

What is the function of the greater petrosal nerve?

  • Motor fibers to stapedius muscle of the middle ear
  • Special sensory fibers to the anterior 2/3 of the tongue
  • Motor innervation to muscles around the ear
  • Parasympathetic fibers to mucous glands and lacrimal gland (correct)

    • Where does the facial nerve exit the skull?

  • Geniculate ganglion
  • Internal acoustic meatus
  • Stylomastoid foramen (correct)
  • Spinal nucleus of cranial nerve V

    • Which nerve provides special sensory fibers to the anterior 2/3 of the tongue?

  • Nerve to stapedius
  • Greater petrosal nerve
  • Chorda tympani (correct)
  • Posterior auricular nerve

    • Which muscle is not innervated by the facial nerve?

    <p>All of the above</p> Signup and view all the answers

    Which nerve provides motor innervation to some of the muscles around the ear?

    <p>Posterior auricular nerve</p> Signup and view all the answers

    How many branches does the facial nerve split into within the parotid gland?

    <p>5 branches</p> Signup and view all the answers

    What is the cause of Bell's Palsy?

    <p>Upper respiratory tract infection</p> Signup and view all the answers

    Which nerve mediates the afferent limb of the corneal reflex?

    <p>Trigeminal nerve</p> Signup and view all the answers

    What is the orbicularis oris reflex?

    <p>Ipsilateral elevation of the angle of the mouth</p> Signup and view all the answers

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