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Inhaled anesthetic effects Flashcards

1
Q

Rank the anesthetics based on solubility (Desflurane, Halothane, Isoflurane, N2O, Sevoflurane)

A

Halothane>Isoflurane> N2O=Desflurane=Sevoflurane

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2
Q

Ranke the anesthetics based on potency

Desflurane, Halothane, Isoflurane, N2O, Sevoflurane

A

Halothane> Isoflurane> Sevoflurane> Desflurane&raquo_space; N2O

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3
Q

What are the effects of N20?

A

Increased cerebral blood flow, nausea and vomiting

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4
Q

Cerebral oxygen consumption (*)

A

Increases (halothane)

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5
Q

Intracranial Pressure(*)

A

Increases (halothane)

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6
Q

EEG frequency

A

Decreases

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7
Q

EEG amplitude

A

Increases

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8
Q

Systemic vascular resistance(*)

A

decreases (not halothane)

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9
Q

HR(*)

A

Increases by isoflurane and desflurane (desflurane the most)

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10
Q

Myocardial function(*)

A

Decreases (halothane)

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11
Q

Myocardial O2 consumption

A

decreases

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12
Q

Tidal volume

A

decreases

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13
Q

Respiratory rate

A

Increases

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14
Q

Response to hypercarbia/hypoxemia(*)

A

Decreases (isoflurane)

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15
Q

Airway resistance (*)

A

Decreases (could also increases with desflurane)

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16
Q

Renal blood flow

17
Q

Glomerular filtration rate

18
Q

Hepatic blood flow

19
Q

Uterine smooth muscle

20
Q

Effect of increased inspired gas partial pressure on equilibration time?

21
Q

Effect of increased ventilation rate on ET?

22
Q

Effect of increased FRC on ET?

23
Q

What is the reason that inhaled inductions can be done in kids?

A

The difference in FRC

24
Q

Effect of increased solubility on ET?

25
Q

Effect of increased CO on ET?

26
Q

Effect of increased arteriovenus concentration gradient on ET?

27
Q

What is the major thing that slows alveolar concentration rise?

A

Tissue uptake

28
Q

Yellow

A

Sevoflurane

29
Q

Purple

A

Isoflurane

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