CN 7 Detailed Anatomy - Bell's Palsy
Neuroanatomy
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Cranial Neuropathies
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Cranial Nerves 5, 7, 9, 10, & 12
Q. A patient with facial nerve injury develops severe eye dryness. Imaging reveals damage to parasympathetic fibers that normally synapse in a ganglion located in the pterygopalatine fossa. Which fibers synapse in this ganglion?
a
Postganglionic sympathetic fibers
b
Preganglionic parasympathetic fibers from the facial nerve
c
General sensory fibers from the maxillary nerve
d
Taste fibers from the anterior tongue
e
Facial motor fibers
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