QuestionSBA
QuestionChoice
The glossopharyngeal nerve provides sensation to the oropharynx, carotid body and sinus, posterior 1/3 of the tongue, middle ear cavity and Eustachian tube. It provides motor function to the stylopharyngeus muscle in the pharynx, provides taste sensation to the posterior 1/3 of the tongue and provides parasympathetic innervation to the parotid gland.
10023717
c
Glossopharyngeal nerve
QuestionChoice
The zygomatic branch of the facial nerve provides motor function to the orbicularis oculi muscle, which closes the eyelid.
10023719
e
Zygomatic branch of the facial nerve
QuestionChoice
The maxillary branch of the trigeminal nerve provides sensation to the upper lip, mucosa of the nose and upper teeth. It also has some parasympathetic fibres that go to the lacrimal, nasal and palatine glands.
10023715
a
Maxillary branch of the trigeminal nerve
QuestionChoice
The mandibular branch of the trigeminal nerve provides motor function to the muscles of mastication and sensation to the lower part of the face and chin and anterior 2/3rds of the tongue.
10023718
d
Mandibular branch of the trigeminal nerve
QuestionChoice
The vestibulocochlear nerve has the function of hearing (cochlear portion) and balance (vestibular portion).
10023716
b
Vestibulocochlear nerve
Concept
Chapter
2693
5694
Lower motor neuron lesions
Topic
152
Neuroscience
17141
A 45-year-old male presents to the neurology clinic after being referred by his GP. The patient describes a loss of sensation in his upper lip. He says that eating is now a strange feeling due to this.

What cranial nerve is affected?
a