I. Start the exam by click the “Start” button
HORMONE METABOLISM- Part 4
See all quizzes of HORMONE METABOLISM- Part 4 here:
1 The number of amino acids in pre-pro
insulin is
(A) 51 (B) 86
(C) 109 (D) 132
2. Proinsulin has
(A) 74 amino acids (B) 86 amino acids
(C) 105 amino acids (D) 109 amino acids
3. Daily secretion of insulin in a normal adult
man is about
(A) 10 units (B) 20 units
(C) 30 units (D) 50 units
4. The insulin content of pancreas is about
(A) 50–70 units (B) 100–150 units
(C) 150–180 units (D) 200–250 units
5. The half life of insulin is
(A) < 3–5 minutes (B) < 8–10 minutes
(C) < 15 minutes (D) < 15 minutes
6. Insulin stimulates
(A) Hepatic glycogenolysis
(B) Hepatic glycogenesis
(C) Lipolysis
(D) Gluconeogenesis
7. Action of insulin on lipid metabolism is
(A) It increases lipolysis and increases triglyceride
synthesis
(B) It decreases lipolysis and increases triglyceride
synthesis
(C) It decreases lipolysis and decreases triglyceride
synthesis
(D) It increases synthesis of triglyceride and increased
ketogenesis
8. Insulin increases the activity of
(A) Pyruvate kinase
(B) Phosphorylase
(C) Triacylglycerol kinase
(D) Fructose 2, 6-bisphosphatase
9. Insulin decreases the activity of
(A) cAMP dependent protein kinase
(B) HMG CoA-reductas
(C) Phosphodiesterase
(D) Acetyl CoA-carboxylase
10. The human insulin gene located on the
short arm of chromosome:
(A) 11 (B) 17
(C) 18 (D) 20
11. Normal serum insulin level varies
between
(A) 4–25 μU/ml (B) 25–50 μU/ml
(C) 70–90 μU/ml (D) 100–120 μU /ml
12. Following is a normal overnight fast and
a cup of black coffee, a diabetic woman
feels slightly nausious and decides to skip
breakfast. However she does take her
shot of insulin. This may result in
(A) Heightened glycogenolysis
(B) Hypoglycemia
(C) Increased lipolysis
(D) Glycosuria
13. Deficiency of insulin results in
(A) Rapid uptake of sugar
(B) Low blood glucose level
(C) Decrease urine output
(D) Presence of glucose in urine
14. The primary stimulus for insulin secretion
is increased.
(A) Blood level of epinephrine
(B) Blood level of glucagon
(C) Blood level of glucose
(D) Water intake
15. The α-cells of pancreas islets produce
(A) Insulin
(B) Glucagon
(C) Somatostatin
(D) Pancreatic polypeptide
16. The number of amino acids in single chain
polypeptide glucagons is
(A) 21 (B) 29
(C) 31 (D) 39
17. The half life of glucagons is
(A) ~5 (B) ~7
(C) ~10 (D) ~12
18. Glucagon enhances
(A) Hepatic glycogenolysis
(B) Muscle glycogenolysis
(C) Hepatic glycogenesis
(D) Lipogenesis
19. Normal serum glucagons level in fasting
state varies between
(A) 0-–10 pg/ml (B) 20–100 pg/ml
(C) 200–300 pg/ml (D) 400–500 pg/ml
20. Glucagon
(A) Increases protein synthesis
(B) Inhibits lipolysis in adipocytes
(C) Increases gluconeogenesis in liver
(D) Stimulates muscle glycogenolysis
21. Normal serum free testosterone in adult
men varies between
(A) 1–5 ng/dl (B) 6–9 ng/dl
(C) 10–30 ng/dl (D) 50–100 ng/dl
22. Normal serum free testosterone in adult
women varies between
(A) 0.0–0.2 ng/dl (B) 0.3–2 ng/dl
(C) 10–30 ng/dl (D) 50–100 ng/dl
23. The prepubertal total serum testosterone
is
(A) <100 ng/100 ml (B) < 200 ng/100 ml
(C) <300 ng/100 ml (D) < 400 ng/100 ml
24. The total serum testosterone in adult men
is
(A) 50–100 ng/100 ml
(B) 150–250 ng/100 ml
(C) 300–1000 ng/100 ml
(D) 1000–3000 ng/100 ml
25. The total serum testosterone in adult
women is
(A) 0–5 ng/100 ml
(B) 10–15 ng/100 ml
(C) 20–80 ng/100 ml
(D) 100–200 ng/100 ml
26. The serum estradiol level in men is
(A) 0–5 pg/ml (B) 5–10 pg/ml
(C) 24–68 pg/ml (D) 40–60 pg/ml
27. The serum estradiol level in women during
1–10 days of menstrual cycle is
(A) 0–10 pg/ml (B) 12–20 pg/ml
(C) 24–68 pg/ml (D) 80–100 pg/ml
28. The serum estradiol level in women during
11–20 days of menstrual cycle is
(A) 5–30 pg/ml (B) 50–300 pg/ml
(C) 500–900 pg/ml (D) 1000 pg/ml
29. The serum estradiol level in women during
21–30 days of menstrual cycle is
(A) 10-20 pg/ml (B) 22-66 pg/ml
(C) 73-149 pg/ml (D) 1000 pg/ml
30. The serum progesterone level in follicular
phase is about
(A) 0.2–1.5 ng/100 ml
(B) 2.0–2.5 ng/100 ml
(C) 3.5–4.5 ng/100 ml
(D) 5.0–6.5 ng/100 ml
