In the oral cavity, the opening of the parotid duct (parotid papilla) is located
A. on the palate just posterior to the maxillary incisors.
B. in the buccal vestibule opposite the maxillary 2nd molar.
C. just lateral to the lingual frenum.
D. on the floor of the mouth along the sublingual fold.
E. at the junction of the body and base of the tongue.
Ans: B. in the buccal vestibule opposite the maxillary 2nd molar.
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