 1. Dopamine:
a) may produce ventricular arrhythmias b) increases mesenteric blood flow at high doses c) crosses the blood-brain barrier d) is synthesised from L-dopa e) is inactivated in alkaline solution 2. The following increase the amount of calcium in cardiac muscle:
a) halothane b) adrenaline c) diltiazem d) nifedipine e) trimetaphan
3. The following can be used safely in a patient on a monoamine oxidase inhibitor:
a) morphine b) pethidine c) noradrenaline d) amphetamine e) adrenaline
4. Hyoscine hydrobromide causes:
a) antiemesis b) somnolence c) pupillary dilatation d) tachycardia followed by bradycardia e) extrapyramidal symptoms 5. Clonidine:
a) is an alpha-2 receptor agonist b) is a dopamine antagonist c) causes tachycardia d) inhibits salivation e) reduces the minimum alveolar concentration of halothane
ANSWERS
1.TTFTT 2.FTFFF 3.TFTFT 4.TTTTF 5.TFFTT
ArticleDate:20051021
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