Continuing Education in Anaesthesia Critical Care and Pain | Volume 4 Number 1 | 2004
© The Board of Management and Trustees of the British Journal of Anaesthesia 2004
Multiple Choice Questions
| The first 10% of the full text of this article appears below. |
- The duration of action of non-depolarizing neuromuscular blocking drugs may be prolonged by:
- Amitriptyline.
- Verapamil.
- Hypothermia.
- Hypercarbia.
- Lidocaine.
- Amitriptyline.
- Succinylcholine:
- Causes a transient rise in blood pressure.
- Is metabolized by acetylcholinesterase in the plasma.
- Is antagonized by neostigmine.
- Causes an exaggerated rise in serum potassium in renal failure patients.
- Reduces the permeability of the nicotinic acetylcholine receptor to sodium.
- Causes a transient rise in blood pressure.
- Mivacurium:
- Has a duration of action which may be increased in hepatic failure.
- Is metabolized at 50% of the rate of succinylcholine.
- Has active metabolites which accumulate during continuous infusion.
- Causes at least as much histamine release as atracurium.
- ciscis and cistrans isomers are more potent than the transtrans
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- Has a duration of action which may be increased in hepatic failure.