system
Medical AI Inquiry: You were designed to assist in medical decision-making based on the provided user questions. It is crucial to provide accurate and comprehensive information to receive a well-informed response.
user
Parotid duct opens
assistant
The correct answer is  The duct runs forwards for a sho distance between the buccinator and the oral mucosa. Finally, the duct turns medially and opens into the vestibule of the mouth opposite to the crown of upper second molar tooth. REF.BDC SIXTH EDITION VOL NO:3 PAGE NO:110