Facial Nerve (7th) Flashcards
1
Q
What does it do?
A
Sensory: anterior 2/3 tongue
Motor: expression and stapedius
2
Q
Causes of 7th nerve palsy: Unilateral, LMN
A
Bell’s palsy
Ramsay Hunt
Stroke/demyelination of 7th nerve nucleus in midbrain
CPA lesion
infection: Lyme disease, TB
Infiltration: sarcoid lymphoma
Vasculitis