Question: The deficiency of which of the following vitamins does not effect on tooth development______________?

• 1. Vit – A
• 2. Vit – D
• 3. Vit – C
• 4. Vit – K

Question: Which of the following is related to an enzyme deficiency and involves periodontal destruction around primary teeth______________?

• 1. Hypophosphatasia
• 2. Cyclic neutropenia
• 3. Juvenile Periodontitis
• 4. Papillion Lefevre syndrome

Question: Delayed eruption of at least part of the dentition is a recognized feature of all of the following EXCEPT____________?

• 1. Rickets
• 2. Congenital hyperthyroidism
• 3. Cleidocranial dysplasia
• 4. Cherubism

Question: Acquired, symmetric hyper pigmentation of the sun exposed skin of the face & neck which is strongly associated with pregnancy & use of oral contraceptives is called as_______________?

• 1. Melanoma
• 2. Cafe-au-lait-spots
• 3. Freckle
• 4. Melasma

Question: Pink’s disease is due to_______________?

• 1. Toxicity of silver
• 2. Toxicity of Mercury
• 3. Toxicity of lead
• 4. Toxicity of Tetracycline

Question: Cafe-au-lait spots on the skin are characteristic of____________?

• 1. Addision’s disease
• 2. Peutz-Jeghers syndorme
• 3. Von recklinghausen disease
• 4. Hyper pituitarism

Question: Green discoloration of teeth is seen in_______________?

• 1. Tetracycline therapy Fluorosis
• 2. Fluorosis
• 3. Erythroblastosis fetalis
• 4. None of the above

Question: In peutz-Jeghers syndrome, the oral lesions are_____________?

• 1. Ulcerations of oral mucosa
• 2. Sebaceous glands of oral mucosa
• 3. Silver pigmentation of oral mucosa
• 4. None of the above

Question: A patient showing brownish pigmentation and with normal laboratory findings may be suffering from______________?

• 1. Addison’s disease
• 2. fibrous dysplasia
• 3. Neuro fibromatosis
• 4. None of the above

Question: Green stains which occur frequently in children are due to_________________?

• 1. Enamel deficiency
• 2. Dentin deficiency
• 3. Material alba
• 4. Chromogenic bacteria