Which of the following muscles moves the condyle and articular disc anterior and downwards on glenoid fossa______________?
Correct answer: A. Lateral pterygoid
- A. Lateral pterygoid
- B. Medial pterygoid
- C. Temporalies- anterior fibers
- D. Temporalis - posterior fibers
Explanation
The lateral pterygoid pulls the condyle and disc forward, producing anterior and downward movement along the articular eminence. The temporalis mainly elevates or retracts the mandible, while the medial pterygoid assists elevation and protrusion.
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