Articular disc of tmj receives insertion from which muscle______________?
Correct answer: D. Lateral pterygoid
- A. Medial pterygoid
- B. Temporalis
- C. Massetor
- D. Lateral pterygoid
Explanation
The superior head of the lateral pterygoid inserts into the articular disc and joint capsule, while its inferior head inserts mainly into the neck of the condyle. The other listed muscles do not insert into the disc.
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