Depressors of Mandible -
Depressors of the mandible are:-


Muscle of mastication: Lateral pterygoid (major depressor).
Suprahyoid muscles: Digastric, mylohyoid, geniohyoid.


Elevators of the mandible are:-


Muscles of mastication: Masseter, temporalis, medial pterygoid.
Median pterygoid
Masseter
Lateral pterygoid
Temporalis