NUR 751 Inhalation Agents –Questions and Answers | 2026 Update | 100% Correct.

NUR 751 Inhalation Agents –Questions and
Answers | 2026 Update | 100% Correct.
Nitrous oxide: stats, pros, cons, uses

-MAC 104

-BGC 0.47

-commonly used in combination with opioids or volatiles

-decent analgesic effects

-may cause PONV

-increases pressure in gas containing space

-potential for diffusion hypoxia

- vit B12 deficiency

- myelin production issues

Halothane: stats, pros, cons, uses

-MAC 0.75

-BGC 2.4

-intense cardiac depressant

-decomposes to hydrochloric acid, hydrobromic acid, chloride, bromide, phosgene

-stored in amber colored bottles with thymol as stabilizing agent

-sensitizes myocardium to catecholamines

Enflurane: stats, pros, cons, uses

-MAC 1.63

, -BGC 1.9

-may lower seizure threshold

-pungent odor

-used in balanced anesthesia with N2O and opioids

-metabolized in liver to produce fluoride ions (nephrotoxic?)

Isoflurane: stats, pros, cons, uses

- MAC 1.2

- BGC 1.4

-commonly used in balanced anesthesia

-intermediate onset/recovery

-minimal metabolism

Desflurane: stats, pros, cons, uses

-MAC 6

-BGC 0.45

-rapid onset and prompt awaking

-metabolism is trivial

-pungent, causes salivation, coughing, and breath holding

-in presence of desiccated CO2 absorbents will produce carbon monoxide

Sevoflurane: stats, pros, cons, uses

-MAC 2

-BGC 0.67