1. Hyposecretion of hGH during childhood result in a condition called dwarfism. Children affected with hyposecretion of hGH do not reach normal heights. Adults affected with hyposecretion of hGH
a. will have decreased fat mass and increased muscle mass
b. will not have normal height and may suffer from acromegaly
c. will have normal height and suffer from acromegaly
d. will have increased fat mass and decreased muscle mass
2. Which of the following statements is incorrect about human growth hormone (hGH)?
a. hGH is produced in the hypothalamus and secreted by anterior pituitary.
b. Excessive levels of hGH has been linked with diabetes mellitus.
c. After the growth plate has sealed, increased levels of hGH results in widening of nose.
d. Genetically engineered hGH has been used safely to treat dwarfism.
3. A tumor on the parathyroid glands will result in excessive production of parathyroid hormone (PTH) called hyperparathyroidism. PTH has a significant role in calcium homeostasis. Hyperparathyroidism will result in all the following except
a. the breakdown of bones and teeth to release calcium into the blood
b. the deposition of calcium into bones and teeth making them strong and healthy
c. the increase in blood calcium levels
d. the increase in absorption of calcium ions by kidney nephrons leading to kidney stones
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