Answer
Question 1
a) F (Red marrow is hematopoietic and the only marrow found in neonates.
b) T
c) T
d) T
e) T
Question 2
a) F (red marrow)
b) T
c) T
d) T (sensorineural if due to cochlear dysfunction or conductive loss due to ankylosis of ossicles)
e) T
Question 3
a) F(hypocalcaemia)
b) T
c) F (Hyperparathyroidism)
d) F( excess Ca2+ more than 40 mg/dl is rapidly fatal)
a) T (Differential diagnosis includes bone malignancy, vitamin D intoxication and sarcoidosis)
Question 4
a) T
b) F (Hyperphosphatemia)
c) T
d) T (estrogen are believed to play little role through moderating other hormones like PTH)
e) T (By inhibiting collagen synthesis. Chronic use of prednisolone also associated with increase in PTH and ALP and increase calcium excretion)
Question 5
a) F (Stimulates by decrease level of ionized calcium in extracellular fluid.
b) T
c) T
d) T
e) F (Total thyroidectomy may resulting in iatrogenic removal of Parathyroid gland)
Reference
1. Roger Dee, Enrico Mango & Lawrence C. Hurst, “Principles of Orthopaedic Practice volume 1”, Mc Graw Hill, 1989.