PAPER 2026 COMPLETE QUESTIONS
CORRECT ANSWERS
⩥ Circulating hormones are mostly taken up and degraded by the
_________ and the __________. Answer: liver; kidneys
⩥ The _____ is not an endocrine gland, but has a role in endocrine
function. Answer: kidneys
⩥ T or F: Hormones are normally secreted via ducts into the
bloodstream Answer: False
⩥ Which of the following is not a hypothalamic hormone? Answer:
luteinizing hormone (LH)
⩥ Antidiuretic hormone (ADH) targets the _____. Answer: kidneys
⩥ The _____ secretes growth hormones, which is also known as
somatotropin. Answer: anterior pituitary
⩥ The anterior pituitary is _____ the posterior pituitary and has _____
connection to the hypothalamus. Answer: larger than; no neuronal
,⩥ Which of the following is not a cause of Cushing syndrome? Answer:
hyperactivity of the adrenal medulla
⩥ Glucagon increases blood glucose concentration and insulin decreases
it. This is an example of __________. Answer: the antagonistic effect
⩥ T4 and T3 are __________ hormones that are mainly transported
__________ in the blood. Answer: monoamine; bound to thyroxine-
binding globulin (TBG)
⩥ T or F: Many effects of growth hormone are mediated by insulin-like
growth factors (IGFs) secreted by the pancreas. Answer: False
⩥ T or F: Hormones serve as intracellular messengers. Answer: False
⩥ The zona fasciculata in the adrenal gland secretes ___________.
Answer: Cortisol
⩥ The posterior pituitary secretes _________. Answer: Oxytocin (OT)
⩥ Which of the following is true regarding cortisol? Answer: It promotes
breakdown of fat and protein.
, ⩥ T or F: Cholesterol is essential for the synthesis of steroid hormones.
Answer: True
⩥ Neither follicle stimulating hormone (FSH) nor testosterone alone can
stimulate significant sperm production, whereas when they act together,
the testes produce some 300,000 sperm per minute. This is an example
of which principle regarding hormones? Answer: The synergistic effect
⩥ Which of the following is the correct sequence of events leading to the
polyuria and dehydration associated with diabetes mellitus? Answer:
Hyperglycemia → glucose enters renal tubules → glucose transport
maximum exceeded → glucose in urine raises osmolarity of tubular
fluid → osmotic diuresis
⩥ Which of the following statements about diabetes mellitus is false?
Answer: Both type I and type II DM are characterized by lack of, or low
levels of, insulin.
⩥ T or F: Both the thymus and the pineal gland shrink after childhood.
Answer: True
⩥ The infundibulum is a ___________. Answer: projection of the
hypothalamus from which the pituitary gland hangs