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Neuro II > General anesthetics > Flashcards

General anesthetics Flashcards

1
Q

State characterized by analgesia, amnesia, LOC, inhibition of reflexes, and skeletal muscle relaxation

A

State of general anesthesia

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2
Q

Stages of general anesthesia

A

Analgesia
Excitement
Surgical anesthesia
Medullary depression

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3
Q

Concentration of inhaled anesthetic which produces immobility in 50% of subjects exposed to a noxious stimulus

A

Minimum alveolar concentration

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4
Q

MAC where nearly 100% of subjects will not respond to stimuli

A

1.3 MAC

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5
Q

Toxicity of nitrous oxide

A

Second gas effect
Diffusion hypoxia

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6
Q

Inhaled general anesthetics associated with nephrotoxicity

A

Methoxyflurane
Enflurane
Sevoflurane

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7
Q

Treatment for malignant hyperthermia

A

Dantrolene

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8
Q

Toxicity of halothane

A

Sensitizes the heart to epi-induced arrhythmias
Halothane induced hepatitis

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9
Q

Inhaled general anesthetic commonly used for induction in children

A

Halothane

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10
Q

Most rapid onset of action and recovery of the halogenated general anesthesias

A

Desflurane

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11
Q

Side effects of desflurane

A

Irritating to airway in awake pts, causing coughing, salivation, and bronchospasm

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12
Q

Types of barbiturate general anesthetics

A

Thiopental
Methohexital

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13
Q

Side effects of barbiturates

A

Cerebral metabolism, oxygen utilization, and cerebral blood flow decreased
Prcipitate porphyria

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14
Q

Used as premedication prior to induction of general anesthesia, producing anxiolysis, amnesia, and sedation

A

Benzodiazepines

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15
Q

Benzodiazepine with a a more rapid onset and shorter elimination half-life

A

Midazolam

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16
Q

General anesthetic agent of choice in ambulatory surgery

A

Propofol

17
Q

Agent effective in producing prolonged sedation in pts in critical care

A

Propofol

18
Q

General anesthetic with little effect on CV and respiration, used in pts with CAD, cardiomyopathy, cerebra vascular disease, and hypovolemia

A

Etomidate

19
Q

Side effects of etomidate

A

Post-op nausea
Adrenocortical suppression

20
Q

Neuroleptanalgesia

A

State of analgesia and amnesia caused by combining fentanyl and droperidol

21
Q

Dissociative anesthetic that produces a cataleptic state that includes analgesia and amnesia

A

Ketamine

22
Q

General anesthetic that causes CVS stimulation

A

Ketamine

23
Q

Emergence phenomena of ketamine

A

Post-op disorientation
Sensory and perceptual illusions
Vivid dreams

Neuro II (21 decks)

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