Y1S2 016 II Anatomy Masticatory Muscles
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Questions and Answers

Which muscle is responsible for retracting the mandible?

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

    • What is the action of the Masseter muscle?

  • Protrudes the mandible
  • Moves the mandible from side to side
  • Depresses the mandible
  • Elevates the mandible to close the mouth (correct)

    • Which nerve supplies the Medial pterygoid muscle?

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

    • Where does the Lateral pterygoid muscle insert?

    <p>Pterygoid fovea and capsule of the T.M joint</p> Signup and view all the answers

    What is the action of the Lateral pterygoid muscle?

    <p>Depresses the mandible and protrudes the mandible</p> Signup and view all the answers

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