The following are multiple choice questions (with answers) about medical knowledge.   **Question:** Skin of the entire upper lip is supplied by:   (A) Maxillary nerve.   (B) Facial nerve.   (C) Mandibular nerve.   (D) None.
['(A) Maxillary nerve. <> answer', 'The following are multiple choice questions (with answers) about medical knowledge. <> instruction', '(A) Maxillary nerve. \n (B) Facial nerve. \n (C) Mandibular nerve. \n (D) None. <> possible answers', '  Skin of the entire upper lip is supplied by: <> context@']