<prompt> Lesion of facial nerve at level of stylomastoid foramen leads to:aLoss of taste sensation from Ant. 23 of tongueParalysis of orbicularis oculi muscleLoss of innervation to stapediusLoss of Lacrimal secretion  <response>: Involvement of chordatympanic nerve near its point of origin in the facial canal is accompanied by paralysis of motor, gustatory and autonomic functions of nerve.Involvement of nerve after the level of stylomastoid foramen Eg: sarcoidosis of parotid, melkerson rosenthal syndrome results in paralysis of facial muscles without dysguesia. 