The Endocrine System Mock Questions

Question 1

The following observations were made in a healthy individual:

An increase in the basal metabolic rate due partly to a rise in the oxidation of fatty acids in the body cells.

Which glands from the following list could be responsible for this observation?

1. Pancreas
2. Anterior pituitary
3. Parathyroid
4. Thyroid

Select one:
A. 1 and 2 only
B. 2 and 4 only
C. 3 and 4 only
D. 2, 3 and 4 only

Answer 1

B. 2 and 4 only

Thyroid gland relseases thyroxine which act in the regulation of metabolism - they stimulate protein synthesis and increase cellular repiration so more glucos and fatty acids are used up for ATP production.

The Anterior pituitary produces Thyroid stimulating hormone (TSH) which stimulates he thyroid gland to secrete the hormonxine.

Question 2

Which hormones are produced by the pancreas?

Select one:
A. Thyroxin and adrenaline
B. Insulin and glucagon
C. ADH and FSH
D. TSH and LH

Answer 2

B. Insulin and glucagon

Question 3

The following observations were made in a healthy individual:

The Leydig cells, found in the interstitial tissue adjacent to the seminiferous tubules, start to secrete testosterone.

Which gland is likely to be responsible for this observation?

Select one:
A. Anterior pituitary
B. Pancreas
C. Parathyroid
D. Posterior pituitary

Answer 3

A. Anterior pituitary

Question 4

What is the fate of excess glucose in diabetics?

Select one:
A. It is burned off in chemical respiration
B. It is converted to glycogen
C. It is excreted in the urine
D. It is converted to fat

Answer 4

C. It is excreted in the urine

Question 5

Which of the following causes dwarfism?

Select one:
A. Hypersecretion of growth hormone
B. Hyposecretion of growth hormone.
C. Hyperthyroidism
D. Hypothyroidism

Answer 5

B. Hyposecretion of growth hormone.

Question 6

Which hormone is used to treat people with diabetes?

Select one:
A. Insulin.
B. Oxytocin
C. Prolactin
D. Thyroxin

Answer 6

A. Insulin.

Question 7

A patient has been shown to have glycosuria and complains of severe thirst. Further investigation has revealed antibodies that indicate autoimmune destruction of pancreatic beta cells.

Which of the following medications should be used?

Select one:
A. Acarbose
B. Glibenclamide
C. Insulin
D. Metformin

Answer 7

C. Insulin Correct

Question 8

Which of the following drugs inhibits glucose production in the liver?

Select one:
A. Sulphonylureas
B. Meglinides
C. Metformin
D. Acarbose

Answer 8

C. Metformin