Practice Quiz

INBDE Integrated National Board Dental Exam Prep Set 2

Category - NBDE II

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The function of the lateral pterygoid is:
  1. Elevates mandible
  2. Elevates and retrudes mandible
  3. Protrusion and lateral movements of mandible
  4. Medial ramus movements
Explanation
Answer: C - The function of the lateral pterygoid is protrusion and lateral movements of the mandible. It originates at the infratemporal surface of the sphenoid greater wing and lateral surface of the lateral pterygoid. Insertion point is anterior portion of the condylar neck and TMJ capsule.
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