IPS2: PHARMACOLOGY: TEST 2 QUESTIONS WITH ACCURATE
SOLUTIONS
1) Beta-receptors are _____-linked.
A) Gs
B) Gq
C) Gm
D) Gi -- Correct Answer ✔✔ a. Gs
2) Activation of beta-1 receptors in the heart, except:
A) Increased strength of myocardial contraction
B) Increased heart rate
C) Increased conduction velocity
D) Release of rennin -- Correct Answer ✔✔ d. Release of rennin
3) When beta-2 receptors are activated, what will happen in the bronchial smooth
muscles?
, A) Relaxation
B) Constriction
C) Increased chronotropy
D) No effect -- Correct Answer ✔✔ a. Relaxation
4) Effect of potassium when beta-2 receptors are activated:
A) Increase
B) Decrease
C) No effect
D) Unpredictable -- Correct Answer ✔✔ b. Decrease
5) Lipolysis is mediated by:
A) Alpha-1
B) Beta-1
C) Beta-2
D) Beta-3 -- Correct Answer ✔✔ d. Beta-3
6) Dopamine-1 activation will lead to:
A) Renal and splanchnic vasodilation
B) Mood and Perception effects
C) Ileus
D) All of the above -- Correct Answer ✔✔ a. Renal and splanchnic
vasodilation
7) The parent compound for catecholamine:
A) Phenylethylamine
B) Phenylmethylamine
C) Phenylethylamide
, D) Phenylmethylamide -- Correct Answer ✔✔ a. Phenylethylamine
8) Which of the following is not a catecholamine?
A) Epinephrine
B) Norepinephrine
C) Dopamine
D) Serotonin -- Correct Answer ✔✔ d. Serotonin
9) Generally, catecholamines have a higher affinity at beta receptors than alpha
receptors.
A) TRUE
B) FALSE -- Correct Answer ✔✔ a. TRUE
10) The only catecholamine that has affinity at beta-2 receptors:
A) Epinephrine
B) Norepinephrine
C) Dopamine
D) Serotonin -- Correct Answer ✔✔ a. Epinephrine
11) The first line-agent for anaphylactic shock is:
A) Epinephrine
B) Norepinephrine
C) Dopamine
D) Serotonin -- Correct Answer ✔✔ a. Epinephrine
12) Dipivefrin in the pivalic acid ester of:
SOLUTIONS
1) Beta-receptors are _____-linked.
A) Gs
B) Gq
C) Gm
D) Gi -- Correct Answer ✔✔ a. Gs
2) Activation of beta-1 receptors in the heart, except:
A) Increased strength of myocardial contraction
B) Increased heart rate
C) Increased conduction velocity
D) Release of rennin -- Correct Answer ✔✔ d. Release of rennin
3) When beta-2 receptors are activated, what will happen in the bronchial smooth
muscles?
, A) Relaxation
B) Constriction
C) Increased chronotropy
D) No effect -- Correct Answer ✔✔ a. Relaxation
4) Effect of potassium when beta-2 receptors are activated:
A) Increase
B) Decrease
C) No effect
D) Unpredictable -- Correct Answer ✔✔ b. Decrease
5) Lipolysis is mediated by:
A) Alpha-1
B) Beta-1
C) Beta-2
D) Beta-3 -- Correct Answer ✔✔ d. Beta-3
6) Dopamine-1 activation will lead to:
A) Renal and splanchnic vasodilation
B) Mood and Perception effects
C) Ileus
D) All of the above -- Correct Answer ✔✔ a. Renal and splanchnic
vasodilation
7) The parent compound for catecholamine:
A) Phenylethylamine
B) Phenylmethylamine
C) Phenylethylamide
, D) Phenylmethylamide -- Correct Answer ✔✔ a. Phenylethylamine
8) Which of the following is not a catecholamine?
A) Epinephrine
B) Norepinephrine
C) Dopamine
D) Serotonin -- Correct Answer ✔✔ d. Serotonin
9) Generally, catecholamines have a higher affinity at beta receptors than alpha
receptors.
A) TRUE
B) FALSE -- Correct Answer ✔✔ a. TRUE
10) The only catecholamine that has affinity at beta-2 receptors:
A) Epinephrine
B) Norepinephrine
C) Dopamine
D) Serotonin -- Correct Answer ✔✔ a. Epinephrine
11) The first line-agent for anaphylactic shock is:
A) Epinephrine
B) Norepinephrine
C) Dopamine
D) Serotonin -- Correct Answer ✔✔ a. Epinephrine
12) Dipivefrin in the pivalic acid ester of:
