Practice questions › MBBS / Medicine › Waraq MBBS Review: Pharmacology
Pharmacology: Core Concepts MCQs
Waraq MBBS Review: Pharmacology · MBBS / Medicine · 15 practice questions
- Pharmacology
1. What is the antidote for paracetamol overdose?
- AN-acetylcysteine
- BAtropine
- CFlumazenil
- DNaloxone
Show answer
A. N-acetylcysteine N-acetylcysteine restores glutathione and protects the liver.
2. Aspirin acts by:
- ABlocking calcium channels
- BInhibiting phosphodiesterase
- CIrreversible inhibition of cyclo-oxygenase
- DBlocking H2 receptors
Show answer
C. Irreversible inhibition of cyclo-oxygenase Aspirin acetylates COX, so platelets are affected for their whole life.
3. Which of the following is a loop diuretic?
- ASpironolactone
- BHydrochlorothiazide
- CFurosemide
- DAcetazolamide
Show answer
C. Furosemide Furosemide blocks the Na-K-2Cl transporter in the thick ascending limb.
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