Which of the following is an advantage to the use of antileukotriene agents?
a. Multiple ways of administration
b. No interaction with inhaled steroids
c. Effective in more than 90% of patients
d. All formulations are available for pediatric use
ANS: C
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A male patient is confused and combative for no apparent reason. There are no life threats to his airway, breathing, or circulation and his vital signs are: pulse 88, respirations 16 and adequate, blood pressure 144/68 mmHg, and SpO2 93% on room air. When addressing the oxygenation status, which of the following would be appropriate?
A) Oxygen at 6 lpm via nasal cannula B) Oxygen at 15 lpm via a nonrebreather C) Positive pressure ventilation with room air D) Oxygen at 2 lpm via nasal cannula
How long must the fan run in a laminar-airflow hood, prior to use?
5 minutes 15 minutes 30 minutes 45 minutes