Hormone Metabolism - Mock Test 2

Question 11

Hormone receptors that stimulate cAMP production?

A) are part of a complex of two proteins that transform the external signal into internal cAMP production B) are proteins distinct and separate from those that catalyze the production of cAMP C) cause release of the catalytic subunit upon binding of the hormone D) are not very specific and bind a number of different hormones

---

No Details

Question 12

Insulin regulates fatty acid synthesis by 1⃣ Dephosphorylating of acetyl CoA carboxylase 2⃣ Activating phosphorylase 3⃣ Inhibiting malonyl CoA formation 4⃣ Controlling carnitine?

A) Dephosphorylating of acetyl CoA carboxylase B) Activating phosphorylase C) Inhibiting malonyl CoA formation D) Controlling carnitine-Acyl CoA transferase activity

---

No Details

Question 13

Which one of the following hormones is derived most completely from tyrosine?

A) Glucagon B) Thyroxine C) Insulin D) Prostaglandins

---

No Details

Question 14

Which one of the following hormones is derived most completely from tyrosine?

A) Glucagon B) Thyroxine C) Insulin D) Prostaglandins

---

No Details

Question 15

ADP ribosylation is the mode of action of?

A) Cholera toxin B) Acetyl choline C) Muscerinic receptors D) Cyclic AMP

---

No Details

Question 16

Increased reabsorption of water from the kidney is the major consequence of which of the following hormones?

A) Cortisol B) Insulin C) Vasopressin D) Aldosterone

---

No Details

Question 17

A cup of strong coffee would be expected to?

A) Interfere with synthesis of prostaglandins B) Decrease the effects of Glucagon C) Enhance the effects of epinephrine D) Provide the vitamin nicotinic acid

---

No Details

Question 18

__________ hormone is a single chain polypeptide having 32 amino acids with molecular weight of 3,600?

A) Testosteron B) Thyroxine C) Calcitonine D) Vasopressin

---

No Details

Question 19

Hormones act only on specific organs or tissues. These are called?

A) Active sites B) Reaction centre C) Target organ/Tissue D) Physiological site

---

No Details

Question 20

Steroid hormones are synthesized from?

A) Adenine B) Protein C) Vitamin D) Cholesterol

---

No Details