Centre of the disc in TMJ is_____________?

Related Mcqs:

1. Among the muscles of TMJ the following muscle opposing stabilizing and antagonistic muscle force as far as the disc is concerned_____________?

   A. Medial pterygoid
   B. Temporalis
   C. Lateral pterygoid
   D. External pterygoid

2. Position and movement of articular disc of TMJ is controlled by fibers of_____________?

   A. Lower head of lateral pterygoid muscle
   B. Sphenomandibular ligament
   C. Superficial head of medial pterygoid muscle
   D. Upper head of lateral pterygoid muscle

3. Articular disc of TMJ is__________?

   A. Thickest posteriorly
   B. Narrow in the centre
   C. Strengthened by lateral pterygoid
   D. All of the above

4. Articular disc of tmj receives insertion from which muscle______________?

   A. Medial pterygoid
   B. Lateral pterygoid
   C. Massetor
   D. Temporalis

5. The components of future TMJ shows development at_____________?

   A. 6 weeks
   B. 18 weeks
   C. 10 weeks
   D. 16 weeks

6. Muscle, which pulls the disk of TMJ downward________________?

   A. Lateral pterygoid
   B. Medial pterygoid
   C. Digastric
   D. Mylohyoid

7. TMJ is supplied by _______________?

   A. Auriculotemporal nerve
   B. Buccal branch of facial nerve
   C. Inferior alveolar nerve
   D. All of the above

8. The primary causative factor for myofacial pain dysfunction syndrome of the TMJ is_______________?

   A. Infratemporal space infection
   B. Auriculotemporal neuritis
   C. Muscular overextension and over contraction
   D. Otitis media

9. Corticosteroids are useful in treatment of TMJ arthritis because they have_____________?

   A. An analgesic effects
   B. An anti-inflammatory effect
   C. Inhibitory effect on synovial membrane
   D. Analgesic and anti-inflammatory effect

10. The most common complication following rheumatold arthritis of the TMJ is____________?

    A. Ankylosis
    B. Synovial chondromatosis
    C. Subluxation
    D. Osteorthritis