ENDOC

Question 1

Which of the following hormones is often decreased by approximately 25% in the serum of pregnant women who have a fetus with Down
syndrome?
A. Estriol (E3)
B. Human chorionic gonadotropin (hCG)
C. Progesterone
D. Estradiol (E2)

Answer 1

A

Question 2

The syndrome of inappropriate antidiuretic hormone secretion (SIADH) causes:
A. Low serum vasopressin
B. Hypernatremia
C. Urine osmolality to be lower than plasma
D. Low serum electrolytes

Answer 2

D

Question 3

Select the hormone which when elevated is
associated with galactorrhea, pituitary adenoma,
and amenorrhea.
A. E2
B. Progesterone
C. Follicle-stimulating hormone (FSH)
D. Prolactin

Answer 3

D

Question 4

Zollinger–Ellison (Z–E) syndrome is characterized
by great (e.g., 20-fold) elevation of:
A. Gastrin
B. Cholecystokinin
C. Pepsin
D. Glucagon

Answer 4

A