Y1S2 016 III Anatomy Masticatory Muscles
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Questions and Answers

Which muscle is responsible for retracting the mandible during the side to side grinding movement?

  • Medial pterygoid
  • Masseter
  • Lateral pterygoid
  • Temporalis (correct)

    • What is the nerve supply of the Lateral pterygoid muscle?

  • Temporal branch of mandibular nerve
  • Masseteric nerve
  • Nerve to medial pterygoid
  • Anterior division of mandibular nerve (correct)

    • Which of the following muscles inserts into the coronoid process and ramus of mandible?

  • Temporalis (correct)
  • Lateral pterygoid
  • Medial pterygoid
  • Masseter

    • What is the origin of the Medial pterygoid muscle?

    <p>Tuberosity of maxilla and medial surface of lateral pterygoid plate</p> Signup and view all the answers

    Which muscle depresses the mandible and protrudes it?

    <p>Lateral pterygoid</p> Signup and view all the answers

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