This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Neck Triangles and parotid gland, Subject name: Anatomy
Which of the following structure does not pass through the parotid gland ? 
Select and explain. 
A. Facial aery, B. Facial nerve, C. Retromandibular vein, D. External carotid aery
A: Facial aery
Answer: A: Facial aery 
Explanation: Facial aery does not pass within the parotid gland. Structures passing through parotid gland are: External carotid aery Retro-mandibular vein Sympathetic plexus Facial nerve Passes in the middle of gland Do not supply parotid gland Creates a surgical plane - Deep : Lymph node are less - Superficial : Lymph node are more