Oxygen is typically delivered to a head box using:
A) a high air flow with oxygen entrainment (HAFOE) device
B) two flowmeters (one for air and one for oxygen)
C) a blender
D) none of the above
C
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Chronic renal disease is a common cause of anemia. Which of the following is one of the possible causes of anemia in chronic renal disease?
a. Increased erythropoietin production b. Increased erythrocyte survival c. Blood loss d. Iron production
Which of the following L:S ratios indicates stable surfactant production and mature lungs?
a. 2:1 b. 1:1 c. 1:2 d. 2:3
Which of the following is one of the duties of a nursing assistant?
A. Administering medications B. Assisting residents with their personal hygiene needs C. Developing discharge plans D. Making sure medical equipment works correctly
Which of the following is appropriate for cleaning surfaces in the exam room?
A. Germicidal soap B. Alcohol C. Iodine D. 10% solution of household bleach E. Hydrogen peroxide