This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Pathology
Lesion of facial nerve at level of stylomastoid foramen leads to: 
Select and explain. 
A. 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
B: Paralysis of orbicularis oculi muscle
Answer: B: Paralysis of orbicularis oculi muscle 
Explanation: 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.