Question

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Theme . Anatomical and functional features of
TMJ at children depending of age. Clinical examination of patient with TMJ pathology, classification of diseases. Diseases of TMJ in children, clinical symptoms of acute and chronic diseases. Differential diagnostics, principles of treatment, prevention of diseases.

1. The clinical signs of MPD are following except:
A. teeth frequently have wear facets
B. daytime clenching or nocturnal bruxism.
C. range of mandibular movement may be decreased.
D. diffuse, poorly localized, preauricular pain..
E. crepitus, located directly over the TMG.

2. Radiographic appearance of DJD:
A. decreased joint space, surface erosions, osteophytes, and flattening of the condylar head.
B. radiographs of the tmjs are usually normal.
C. MRI images usually demonstrate anterior displacement of the disk.
D. erosive changes in the anterior and posterior aspects of the condylar heads.
E. irregular articular surfaces of the condyle and fossa, with varying degrees of calcified connection between these articulating surfaces.

3. Synovial fluid is a:
A. liquid of lymphatic systems
B. serous exudate from articular cavitas.
C. oral liquid which mixed blood lubricant.
D. filtrate of plasma that passes through fenestrations in the subendothelial capillaries.
E. secret of epithelial lining which covered articular surfaces.

4. Click occurring during the opening movement. It’s sign of:
A. disk displacement disorders.
B. mpd.
C. djd.
D. ankylosis.
E. acute infectious arthritis.

5. When the mandibular condyle translates anteriorly in front of the articular eminence and dislocations can’t be reduced may be necessary:
A. limitation of motion.
B. anesthesia of the auricular temporal nerve and the muscles of mastication.
C. using of stronger analgesics.
D. emg biofeedback and relaxation training, ultrasound, spray and stretch, and pressure massage.
E. occlusal splints.

6. Tricyclic antidepressants are administered in patient with:
A. systemic arthritic conditions.
B. acute arthritis.
C. anterior disk displacement without reduction.
D. degenerative joint disease.
E. mpd causing bruxism

7. The articular disc receives nutrition from:
A. intercellular space.
B. true vessels.
C. vessels of fibrous cartilage.
D. sinovial fluid. E. oral liquid.

8. By MPD the pain is a result of:
A. damage of articular disk
B. increased pressure in joint space.
C. abnormal muscular function or hyperactivity.
D. accumulate exudate in joint space.
E. articular surface flattening, erosions.

9. The pain syndrome in infectious arthritis of TMJ is result of:
A. increased pressure in joint space.
B. abnormal muscular function or hyperactivity.
C. damage of articular disk.
D. accumulate exudate in joint space.
E. articular surface flattening, erosions.

10. Etiologic factors suggested as contributing to the development of TMD are following except:
A. trauma.
B. immaturity of connective tissue structures.
C. occlusal factors.
D. parafunctional habits. E. posture.

11. Malocclusion associated with TMD is following:
A. all of above listed.
B. skeletal anterior open bite.
C. overjet greater than 6 to 7 mm.
D. retrocuspal position (centric relation) to intercuspal position (centric occlusion) slides greater than 4 mm.
E. unilateral lingual cross bite.

12. The muscles should be palpated for the presence of following features except:
A.spasm.
B. tenderness.
C. fasciculations.
D. fiber disruption
E. trigger points.

13. Normal range of movement of an adult's mandible is about:
A. 45 mm vertically (i.e., interincisally) and 10 mm protrusively and laterally.

B. 35 mm vertically (i.e., interincisally) and 15 mm protrusively and laterally.

C. 25 mm vertically (i.e.,
interincisally) and 10 mm protrusively and laterally.

D. 15 mm vertically (i.e., interincisally) and 15 mm protrusively and laterally.

E. 55 mm vertically (i.e., interincisally) and 20 mm protrusively and laterally.

Answer 1

Step-by-step explanation:

I have provided the answers to the questions based on the given text below:

1. E. crepitus, located directly over the TMG.

2. A. decreased joint space, surface erosions, osteophytes, and flattening of the condylar head.

3. B. serous exudate from articular cavitas.

4. A. disk displacement disorders.

5. E. occlusal splints.

6. E. mpd causing bruxism

7. C. vessels of fibrous cartilage.

8. C. abnormal muscular function or hyperactivity.

9. D. accumulate exudate in joint space.

10. B. immaturity of connective tissue structures.

11. A. all of above listed.

12. D. fiber disruption. 13. A. 45 mm vertically (i.e., interincisally) and 10 mm protrusively and laterally.