A histologic evidence of widespread formation of globular hypocalcified dentin and pulp horns reaching the dentinoenamel junction, absence of lamina dura around the tooth in radiograph are the characteristic features of_____________?
(A) Vitamin -D resistant rickets
(B) Hypophosphatasia
(C) Hypervitaminosis-A
(D) Vitamin-A deficiency
Addison’s disease typically_____________?
(A) Causes hypertension
(B) causes hypopigmentation
(C) Is an autoimmune disease
(D) Steroids are contraindicated
A five-year old child presents with chronic bed wetting and bilateral loose deciduous first molars. His mother says that she want to drink of water several times during each night. Which of the following is the most likely diagnosis ?
(A) Hand-Schuller Christian disease
(B) Marble bone diasease
(C) Nieman pick disease
(D) Polyostotic fibrous dysplasia
sOsteomalacia is______________?
(A) Defective osteoid+ normal mineralization
(B) normal osteoid + defective mineralization
(C) abnormal osteoid + abnormal mineralization
(D) normal osteoid an demineralization
Which of the following tooth structure during formation is most effected due to Vit – A deficiency_____________?
(A) Enamel
(B) Dentin
(C) Cementum
(D) Periodontal Ligament
Eosinophilic granuloma results from the proliferation of____________________?
(A) Histiocytes
(B) eosinophils
(C) Lymphocytes
(D) Fibroblast
Vitamin “D” deficiency causes all except____________?
(A) Widening of predentin
(B) Defective calcification
(C) Microdontia
(D) Inter globular dentin formation
Lamina Dura is lost of partially lost in_____________?
(A) hypothyroidism
(B) hyperthyroidism
(C) hypoparathyroidism
(D) hyperparathyroidism
A 50 year old obese man complains of several recent abscesses in the gingiva with loosening of teeth. He also suffers from itching of skin and polyuria. The most probable etiology is______________?
(A) Scurvy
(B) Myxoedema
(C) Diabetes mellitus
(D) Vitamin A deficiency
Bone pain, bone, cyst, fractures and renal stones are characteristics of_____________?
(A) Hyperparathyroidism
(B) Cushing’s syndorme
(C) Multiple myeloma
(D) Marfan’s syndrome