QuestionSBA
QuestionChoice
This is incorrect as a branch of the facial nerve supplies the stapedius.
10003079
d
Hypoglossal nerve
QuestionChoice
Facial nerve branches into the chorda tympani and nerve to stapedius after the internal auditory meatus. This supplies the stapedius muscle in the middle ear.
10003076
a
Facial nerve
QuestionChoice
This is incorrect as a branch of the facial nerve supplies the stapedius.
10003077
b
Vagal nerve
QuestionChoice
This is incorrect as a branch of the facial nerve supplies the stapedius.
10003078
c
Vestibulocochlear nerve
QuestionChoice
This is incorrect as branch of the facial nerve supplies the stapedius.
10003080
e
Trigeminal nerve
Concept
Chapter
2693
4112
Middle ear anatomy
Topic
138
Ear, Nose & Throat
13162
Stapedius muscle acts on the stapedius to stabilise it and prevent oscillation. Damage to the muscle or innervation can lead to hyperacusis or hypersensitivity to loud noises.

Palsy of which cranial nerve will lead to this hyperacusis?
a