<prompt> Which of the following structure does not pass through the parotid gland ?Facial aeryFacial nerveRetromandibular veinExternal carotid aery  <response>: 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 