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Details

NMJ Blockers
basically used for anestesia
4
Medical
Graduate
01/18/2013

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Cards

Term
SuccinylCholine
Definition
Polarizing Neuromuscular Junction Blocker

First see rapid twitch in muscles followed by desensitization

Partial Muscarinic agonist therefore can cause arrythmias

Side effects: hyperthermia (excess polarization) and HYPERKALEMIA

malignant hyperthermia = genetic variant of butylesterases

Given with atropine to prevent muscarinic effects
Term
D-Turbocurare
Definition
non-depolarizing NMJ blocker
potentially reduces histamines (vasodilation + tachycardia)
At high doses affect ganglia

small muscles face to neck limbs to intercostals to diaphram
Term
Types of curare-like-drugs
Definition
Pancuronium - ~35 min, slow set in steroid = no histamine
Vecuronium steroid = no hista
Rocuronium = 20 - 30 min steroid with no hista
Atracurium - histamine response = tachycardia and vasodilation
Mivacurium - 10-20 mins with hista response
Term
dantroline
Definition
Antidote to succinycholine induced malignant hyperthermia
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