Muscle involved in the rotation and protrusion of the mandible_______________?
Correct answer: B. Medial pterygoid
- A. Masseter
- B. Medial pterygoid
- C. Temporalis
- D. Digastric
Explanation
The medial pterygoid elevates and assists protrusion of the mandible, while unilateral contraction produces rotation toward the opposite side. The lateral pterygoid is the stronger protractor, but it is not listed.
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