what do the masseter and pterygoid muscles help with
The Lateral Pterygoid, Masseter muscle, Medial Pterygoid and the Temporalis are the main muscles taking part in the process of mastication. Each of the muscles has its own function, and they are located at particular positions which would affect the movement of the jaws and in the end, the process of mastication.nlike the rest of the four muscles of mastication, a horizontal position is occupied by this muscle. Origin of Lateral Pterygoid. The inferior head originates from the lateral pterygoid plate and the superior head originates from the greater wing of sphenoid bone.