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Questions and Answers
What is the function of the greater petrosal nerve?
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?
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?
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?
Which muscle is not innervated by the facial nerve?
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Which nerve provides motor innervation to some of the muscles around the ear?
Which nerve provides motor innervation to some of the muscles around the ear?
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How many branches does the facial nerve split into within the parotid gland?
How many branches does the facial nerve split into within the parotid gland?
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What is the cause of Bell's Palsy?
What is the cause of Bell's Palsy?
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Which nerve mediates the afferent limb of the corneal reflex?
Which nerve mediates the afferent limb of the corneal reflex?
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What is the orbicularis oris reflex?
What is the orbicularis oris reflex?
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