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
Muscle responsible for opening of mandibular
assistant
The correct answer is  Masseter and medial pterygoid form a amuscular sling which holds and suspends the mandible. By cambining the actions of both muscles in to a functional unit, this sling enables powerful closure of the jaws.