Pharmacology MCQs (Q & A)

Pharmacology MCQs (Q & A)

Overview:

This is MCQ quiz on Pharmacology, Medicine, and IMS with undefined questions. Download this pharmacology quiz now for free!

Pharmacology Quiz:

1 The following are true for adrenaline EXCEPT:
a) it acts via G-proteins
b) alpha receptor stimulation results in a decreased cAMP production
c) it may be administered via inhalation, orally and parentally
d) it has no active metabolites
e) in cardiac arrest it facilitates CPR via peripheral vario construction

2 Heparin:
a) inhibits clotting by decreasing anti-thrombin III effects
b) oral bioavailability is 20-30%
c) is low plasma protein bound
d) molecular weight ranges from 3,000 – 60,000
e) binds to anti-thrombin III causing a conformational change

3 Volume of distribution:
a) is always a real volume
b) amount of drug in a plasma concentration in the body
c) concentration of drug in plasma amount of drug in the blood
d) amount of drug in body concentration of drug in plasma
e) AUC dose

4 Aspirin:
a) is hydrolyzed to acetone and salicylate
b) exhibits first-order kinetics with elimination in low doses
c) is mostly conjugated by the liver and excreted in the bile
d) reversibly blocks the cyclooxygenase enzyme
e) causes an immediate doubling of bleeding time

5 Amiodarone:
a) effects Na+ , K+ channels but not Ca2+ channels
b) has antianginal effects
c) has a short half-life
d) increases peripheral resistance
e) has little effect on the lung


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