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

Related Mcqs:

1. The antagonistic muscle to superior rectus ______________?

   A. Inferior oblique
   B. Inferior rectus
   C. Superior oblique
   D. lateral rectus

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. 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

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

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

7. Which of the following muscles moves the condyle and articular disc anterior and downwards on glenoid fossa______________?

   A. Lateral pterygoid
   B. Medial pterygoid
   C. Temporalies- anterior fibers
   D. Temporalis – posterior fibers

8. All of the following muscles are grouped together as “muscles of mastication” except_______________?

   A. Buccinator
   B. Masseter
   C. Temporalis
   D. Pterygoids

9. Which of the following accessory ligaments of the TMJ is likely to have significance upon mandibular movements ?

   A. Sphenomandibular
   B. Stylomandibular
   C. Pterygomandibular
   D. All of the above

10. All of the following supply TMJ except_____________?

    A. External carotid artery
    B. Internal Maxillary artery
    C. Transverse facial artery
    D. Branches supplying lateral pterygoid