Lesion of facial nerve at level of stylomastoid foramen leads to____________?

Correct answer: B. Paralysis of orbicularis oculi muscle

A. Loss of taste sensation from Ant. 2/3 of tongue
B. Paralysis of orbicularis oculi muscle
C. Loss of innervation to stapedius
D. Loss of lacrimal secretion

Explanation

At the stylomastoid foramen, the facial nerve has already given off the chorda tympani, nerve to stapedius, and greater petrosal nerve, but it still supplies the muscles of facial expression, including orbicularis oculi.

Submitted by a TestUstad contributor and published by the TestUstad editorial teamLast updated 18 September 2026

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