Parotid duct pierces which muscle?
Ans. is 'a' i.e., Buccinator * Structures piercing the buccinator arei) Parotid ductii) Buccal branch of mandibular nerveiii) Four or five mucous glands lying on the bucco-pharyngeal fascia around the parotid duct.
Buccinator
Lateral Pterygoid
Medial Pterygoid
Risorius
Head & Neck