Which test can detect facial nerve palsy occurring due to the lesion at the outlet of stylomastoid foramen -
Deviation of angle of mouth towards opposite side
Loss of taste sensation in anterior 2/3 of tongue
Loss of sensation over right cheek
Deviation of tongue towards opposite side
Injury at stylomastoid foramen causes LMN palsy, so the face sags and drawn across to the opposite side.
Chorda tympani is spared at this level, taste sensation over anterior 2/3 of tongue is preserved.