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MSRA Surgery > General Anaesthetics Inhaled > Flashcards

General Anaesthetics Inhaled Flashcards

1
Q

Examples of volatile liquid anaesthetics

A

isoflurane

desflurane

sevoflurane

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2
Q

MOA of volatile liquid anaesthetics

A

unknown

?act on GABA, glycine and NDMA receptors

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3
Q

adverse effects of volatile liquid anaesthetics

A

myocardial depression

malignant hyperthermia

halothane is hepatoxic - not used

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4
Q

what are volatile liquid anaesthetics used for?

A

induction and maintenance of anaesthesia

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5
Q

what is the mechanism of nitrous oxide?

A

unknown

?via a combination of NDMA, nACh, 5-HT3, GABAA and glycine receptors

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6
Q

what are the adverse effects of nitrous oxide?

A

May diffuse into gas-filled body compartments → increase in pressure.

Should therefore be avoided in certain conditions e.g. pneumothorax

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7
Q

when should nitrous oxide be avoided?

A

Should therefore be avoided in certain conditions e.g. pneumothorax

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8
Q

what is nitrous oxide used for?

A

Used for maintenance of anaesthesia and analgesia (e.g. during labour)

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MSRA Surgery (56 decks)

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