Endocrine Formative

Question 1

Which of the following is not under
the control of the pituitary gland?

A. Thyroid
B. Adrenal cortex
C. Adrenal medulla
D. Testis
E. Ovary

Answer 1

C. Adrenal medulla

Question 2

Which of the following statements is
false?

A. The pituitary gland lies in
the sella turcica

B. The weight of the
pituitary gland is around
0.5g

C. ACTH is secreted from the
pituitary during stress

D. The pituitary regulates
calcium metabolism

E. The anterior and posterior
pituitary are distinct on an
MRI scan

Answer 2

D. The pituitary regulates

calcium metabolism

Question 3

In men all the following are mainly
produced in the adrenal cortex
except?

A. DHEAS

B. Testosterone

C. Aldosterone

D. 17-OH
progesterone

E. Androstenedione

Answer 3

B. Testosterone

Question 4

Which of the following regarding AVP
is false?

A. AVP levels have a linear
relationship with serum
osmolality

B. is produced in the pituitary
gland

C. stimulates reabsorption of
water in the collecting duct of
the nephron

D. in hypotension baroreceptors
predominantly activate ADH
production and secretion

E. Further AVP production is no
longer effective once urine
osmolality has reached a
plateau

Answer 4

B. Is produced in the pituitary

gland

Question 5

Where is growth hormone’s main site
of action to stimulate IGF1 release?

A. Bone
B. Liver
C. Adrenal cortex
D. Muscle
E. Pancreas

Answer 5

B. Liver

Question 6

The following are typical features of
excess growth hormone secretion
except?

A. Polyuria
B. Joint pains
C. Sweating
D. Hypotension
E. Headaches

Answer 6

D. Hypotension