<prompt> Which of the following is the Protruder of Jaw?Lateral PterygoidMedial pterygoidMasseterTemporalis  <response>: A Lateral Pterygoid Lateral Pterygoid Actions: Depresses the mandible to open the mouth, with suprahyoid muscles. Lateral and medial pterygoid muscles of both sides action together protrude the mandible. Medial lateral pterygoid muscles of the two sides contract alternately to produce side to side movements of the mandible as in chewing. 