Delivery systems that provide only a portion of a patient's inspired gas are referred to as what?
a. Fixed-performance systems
b. Variable-performance systems
c. High-flow O2 systems
d. Air-entrainment systems
ANS: B
A system that supplies only a portion of the inspired gas always provides a variable FiO2. An example of a variable-performance system is a nasal cannula.
Health Professions
You might also like to view...
Which of the following are contraindications for continuous positive airway pressure (CPAP) therapy? 1. Hemodynamic instability 2. Hypoventilation 3. Facial trauma 4. Low intracranial pressures
a. 1 and 3 only b. 2 and 3 only c. 1, 2, and 3 only d. 2, 3, and 4 only
Health Professions
All of the following are required to be included on a unit-dose log, EXCEPT:
Medication lot number Medication NDC number Pharmacist's initials Color of the medication
Health Professions