Fight-or-flight reactions include activation of
A) the thyroid gland, leading to an increase in the blood calcium concentration.
B) the anterior pituitary gland, leading to cessation of gonadal function.
C) the pancreas, leading to a reduction in the blood sugar concentration.
D) the adrenal medulla, leading to increased secretion of epinephrine.
E) the parathyroid glands, leading to increased metabolic rate.
Answer: B