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5 Cards in this Set
- Front
- Back
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Intravenous anaesthetic, potentiates glycine & GABA (inhibitory) transmission
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Propofol
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Volatile anaesthetics commonly used for maintenance
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Isoflurane
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Volatile anaesthetic commonly used for gas induction
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Sevoflurane
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What is the triad of anaesthesia?
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- Hypnosis
- Muscle relaxation - Analgesia |
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Guedel 4 stages of depth of anaesthesia?
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1) Induction. From analgesia without amnesia to analgesia with amnesia. Pts can converse
2) Excitement Stage. Period following loss of consciousness & marked by excite & delirious activity. Resp & heart rate may be irregular, uncontrolled movements, vomiting etc. Important to used rapidly acting drugs to minismse time in this stage 3) Surgical anaesthesia. Skeletal muscles relax & pts breaths more regularly, eye movements slow, then stop, surgery can begin 4) Overdose. Too much anaesthesia given pt becomes severe brain stem or medullary depressed. Cessation of respiration & potential CV colapse can occur. |
