You are ordered to extubate a mechanically ventilated patient who has recently undergone open heart surgery. On postextubation assessment you note that the patient has stridor with mild retractions
What type of pharmacologic agent would you recommend?
a. ?2 adrenergic
b. ? adrenergic
c. Anticholinergic
d. Sympatholytic
ANS: B
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Zealous infusion of IV fluid can precipitate ________ in the geriatric trauma patient
A) acute liver failure B) congestive heart failure C) an increase in CO levels D) benign hypertension
In most cases, what is the most immediate sign of anaphylaxis?
a. severe itching b. feelings of faintness c. nausea d. wheezing
Flash pasteurization exposes equipment to which of the following?
a. Water bath at 72° C for 15 minutes c. Moist heat at 72° C for 15 minutes b. Water bath at 63° C for 30 minutes d. Moist heat at 72° C for 15 seconds
Cyanosis in the extremities is called:
A. lateral cyanosis. B. megalocyanosis. C. central cyanosis. D. acrocyanosis