Amelogenesis imperfecta is a disorder of_____________?

Related Mcqs:

1. Dentinogensis imperfecta differs from amelogenesis imperfecta in that, the former is_____________?

   A. A hereditary disturbance
   B. The result of excessive fluoride ingestion
   C. The result of faulty enamel matrix formation
   D. Characterized by calcification of pulp chambers and the root canals of the teeth

2. Clinical evidence of dentinogenesis imperfecta is______________?

   A. Defective enamel and dentine
   B. Defective dentine and obliterated pulp chamber
   C. Increased rate of caries
   D. Oligodontia

3. Dentinogenesis imperfecta is________________?

   A. Autosomal dominant
   B. Autosomal recessive
   C. Se* linked recessive
   D. Not a inheritable trait

4. The inheritance pattern of dentinogensis imperfecta is______________?

   A. Homozygous
   B. Autosomal dominant
   C. Recessive
   D. X-linked recessive

5. Biochemical abnormality associated with osteogenesis imperfecta is increase in______________?

   A. Alkaline phosphatase
   B. Acid phosphatase
   C. Bicarbonate ion
   D. Phosphorylase enzyme

6. Alkaptonuria, an inherited metabolic disorder of L0tyrosine metabolism is due to lack of_____________?

   A. Parahydroxy phenyl pyruvate Hydroxylase
   B. Tyrosine transaminase
   C. Homogentisate oxidase
   D. Tyrosine oxidase

7. The disorder characterized by craniosynostoses, craniofacial anomalies, severe symmetrical syndactyly (cutaneous and bony fusion) of hands and feet along with prexial syndactyly and variable soft form syndactyly ?

   A. Carpenter syndrome
   B. Crounzon Syndrome
   C. Apert Syndrome
   D. Down’s syndrome

8. Of the following which is most common disorder causing pain about the masticatory apparatus including the TMJ_____________?

   A. Traumatic arthritis
   B. Trigeminal neuralgia
   C. Myofacial pain dysfunction syndrome
   D. Degenerative arthritis

9. Which is a degeneration disorder characterized by atrophic changes of the deeper structures (e.g fat, muscle, cartilage & bone) involving one side of the face:

   A. Scleroderma
   B. Parry Romberg syndrome
   C. Miescher’s syndrome
   D. peutz-Jeghers syndrome

10. Mulberry molars are characteristic features of_____________?

    A. Severe flurosis
    B. Trauma at the time of birth
    C. congenital syphilis
    D. Due to chronic suppurative abscess in over lying gingival tissue