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Question 39#

Concerning the facial nerves and facelift, which of the following is false?

A. The frontal branch is found on Pitanguy’s line, from 0.5cm below the tragus to 1.5cm above the lateral eyebrow and is accompanied by the anterior branch of the facial artery
B. Above the zygoma the nerve runs on the undersurface of the temporoparietal fascia
C. McKinney’s point refers to the position of the greater auricular nerve, 6.5cm caudal to the external acoustic meatus with the head turned to 45°, at which point it crosses the anterior belly of sternocleidomastoid
D. The buccal branch is the most commonly injured branch of the facial nerve during facelift
E. If the buccal branch is injured, it is not typically symptomatic as it demonstrates collateral innervation in up to 70% of individuals

Correct Answer is A

Comment:

The frontal branch is found on Pitanguy’s line, from 0.5cm below the tragus to 1.5cm above the lateral eyebrow and is accompanied by the anterior branch of the facial artery. A is false. The frontal branch is found on Pitanguy’s line, from 0.5cm below the tragus to 1.5cm above the lateral eyebrow and is accompanied by the anterior branch of the temporal artery.