Which of the following is/are the function/s of calcitonin?
a) it inhibits Ca2+ absorption by the intestine
b) it decreases Ca2+ reabsorption by the kidney tubules
c) it inhibits potassium ions reabsorption in kidney tubules
d) all of these
At which stage, Calcitonin appears more important?
a) in infants
b) in childhood
c) in adulthood
d) in old-age
Explanation: because the skeleton grows quickly and the bones are changing dramatically in mass, size and shape
What will happen if calcitonin is deficient and calcium level in blood is high?
a) Ca2+ are not deposited in bones
b) disturbance in the functioning of muscles and nervous system
c) may lead to the kidney stone
d) all of these
Which of the following hormone is not released the thyroid gland?
a) TSH
b) T3
c) thyroxin
d) calcitonin
Explanation it is released by anterior pituitary gland
In human there are…parathyroid glands.
a) two
b) three
c) four
d) five
All four
parathyroid glands are located on the ……..gland.
a) thymus
b) pineal
c) adrenal
d) thyroid
Explanation they are small, light colour lumps that stick out from the ventral surface of the thyroid gland
