The most common cause of TMJ ankylosis is______________?

Related Mcqs:

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

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

2. 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

3. 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

4. The granulomatous tissue that is responsible for destruction of articular surfaces of TMJ in rheumatoid arthritis is known as________________?

   A. Pannus
   B. Pulse granuloma
   C. Baker’s cyst
   D. Immune granuloma

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

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

6. TMJ is supplied by _______________?

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

7. 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

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

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

9. Centre of the disc in TMJ is_____________?

   A. Avascular
   B. Devoid of nervous tissue
   C. Avascular & deviod of nervous tissue
   D. None of the above

10. The components of future TMJ shows development at_____________?

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