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Chapter 15: General Anesthetics

Which of the following is an inhaled general anesthetic that carries the highest risk of carbon monoxide exposure?

a. Desflurane

b. Propofol

c. Etomidate

d. Halothane

Which of the following is an intravenous general anesthetic that has no analgesic properties?

a. Propofol

b. Etomidate

c. Midazolam

d. Enflurane

Which of the following is an intravenous general anesthetic that is an agonist at α2 receptors within the central nervous system?

a. Midazolam

b. Methohexital

c. Dexmetomidine

d. Sevoflurane

Which of the following is the stage of general anesthesia in which pulmonary and cardiovascular depression occurs?

a. Disinhibition

b. Medullary depression

c. Surgical anesthesia

d. Analgesia

Based on the blood:gas partition coefficient, which of the following is a general inhaled anesthetic with the slowest onset for anesthesia?

a. Isoflurane (1.40)

b. Nitrous oxide (0.47)

c. Enflurane (1.80)

d. Desflurane (0.42)

The minimum alveolar concentration (MAC) represents which of the following?

a. Concentration at which 50% of the population loses consciousness

b. Concentration at which 50% of the population demonstrates amnesia

c. Concentration at which 50% of the population demonstrates analgesia

d. Concentration at which 50% of the population remains immobile to noxious stimulus

Which of the following is not an adverse effect associated with inhaled general anesthetics?

a. Sedation

b. Hypertension

c. Asthenia

d. Confusion

Which of the following is an intravenous general anesthetic whose mechanism of action is proposed to be ...

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