The temporalis muscle originates on the temporal fossa and inserts on the coronoid process of mandible..
Step-by-step explanation:
Temporalis or the temporal muscle is one of the muscle that involve in the functions of the mandible.
Temporalis is one of the strongest muscle of skull and jaw.
The opening and closing of the jaw is the function of temporalis.
Injury or stress on temporalis are common cause of headaches and jaw pain.