General Anesthetics Flashcards

1
Q

Q

A

A

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2
Q

DOC for malignant hyperthermia that may be caused by use of halogenated anesthetics

A

Dantrolene

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3
Q

Most inhaled anesthetics SE

A

Decrease arterial blood pressure

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4
Q

Pungent inhaled anesthetic which leads to high incidence of coughing and vasospasm

A

Desflurane

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5
Q

Inhaled anesthetics are myocardial depressants

A

Enflurane and halothane

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6
Q

Opioid associated with awareness during surgery and post-operative recall, but still used for high-risk cardiovascular surgeries

A

Fentanyl

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7
Q

Benzodiazepine receptor antagonist, it accelerates recovery from benzodiazepine overdose

A

Flumazenil

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8
Q

Inhaled anesthetic that may sensitize the myocardium to arrhythmogenic effects of catecholamines and has produced hepatitis

A

Halothane

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9
Q

Inhaled anesthetics metabolized by liver enzymes which has a major role in the toxicity of these agents

A

Halothane and methoxyflurane

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10
Q

Inhaled anesthetic causes peripheral vasodilation

A

Isoflurane

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11
Q

This produces “dissociative anesthesia”, is a cardiovascular stimulant which may increases intracranial pressure, and hallucinations occur during recovery

A

Ketamine

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12
Q

Fluoride released by metabolism of this inhaled anesthetic may cause renal insufficiency

A

Methoxyflurane

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13
Q

Benzodiazepine used adjunctively in anesthesia

A

Midazolam

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14
Q

Inversely related to potency of anesthetics

A

Minimum alveolar anesthetic concentration (MAC)

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15
Q

State of analgesia and amnesia produced when fentanyl is used with droperidol and nitrous oxide

A

Neuroleptanesthesia

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16
Q

Inhaled anesthetic with a low blood/gas partition coefficient

A

Nitrous oxide

17
Q

Inhaled anesthetics, less likely to lower blood pressure than other agents, and has the smallest effect on respiration

A

Nitrous oxide

18
Q

Prolonged exposure to this inhaled anesthetic may lead to megaloblastic anemia

A

Nitrous oxide

19
Q

Produces both rapid anesthesia and recovery, has antiemetic activity and commonly used for outpatient surgery, may cause marked hypotension

A

Propofol

20
Q

IV barbiturate used as a pre-op anesthetic

A

Thiopental

21
Q

MOA of general anesthetics

A

Unclear, thought to increase the threshold for firing of CNS neurons