MEDICINE

Q: Which one of the following is a B cell neoplasm?

(a) :  Non-Hodgkin’s lymphoma
(b) :  Acute lymphoblastic leukemia
(c) :  Burkitt’s lymphoma
(d) :  Hodgkin’s disease
(e) :  Histiocytosis X
Answer:  Burkitt’s lymphoma
Explanation:  

Q: Collagen fibrils in bone are crosslinked with?

(a) :  Osteopontin
(b) :  Laminin
(c) :  Fibrillin
(d) :  Pyridinium
(e) :  None of the above
Answer:  Pyridinium
Explanation:  

Q: Which of the following substances produced by osteoclasts is responsible for digestion of minerals during bone resorption?

(a) :  Hydrochloric acid
(b) :  Acetic acid
(c) :  Cathepsin K
(d) :  Sclerostin
(e) :  None of the above
Answer:  Hydrochloric acid
Explanation:  

Q: RANKL is produced by all except?

(a) :  Osteocytes
(b) :  Osteoclasts
(c) :  Activated T cells
(d) :  Bone marrow stromal cells
(e) :  None of the above
Answer:  Osteoclasts
Explanation:  

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