This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Anatomy
All of the following structures are passing through the parotid gland except: 
Select and explain. 
A. External carotid artery., B. Retromandibular vein., C. Facial nerve., D. Internal carotid artery.
D: Internal carotid artery.
Answer: D: Internal carotid artery. 
Explanation: None