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What is Facial nerve supplies and explain in detail?
Facial nerve is the motor nerve of the face. its five terminal branches, temporal, zygomatic, buccal, marginal mandibular and cervical emerge from the parotid gland and diverge to supply the various facial muscles as follows. Temporal - frontalis, auricular muscles,orbicularis oculi. Zygomatic- orbicularis oculi. Buccal- muscles of the cheek and upper lip Marginal mandibular- muscles of lower lip. Cervical - platysma Ref BDC volume 3; sixth edition