At flows between 1 and 2 L/min, a typical molecular sieve O2 ...

[DelorasTo]

At flows between 1 and 2 L/min, a typical molecular sieve O2 concentrator provides an O2 con-centration of approximately what level?
 
  a. 65
  b. 75
  c. 85
  d. 95

Question 2

What is the purpose of the small refillable liquid O2 tank that comes with many stationary home liquid O2 reservoirs?
 
  a. To provide O2 to ambulatory patients out-side the home
  b. To serve as a backup should the primary reservoir fail
  c. To collect and save gas vented by the pri-mary reservoir
  d. To provide higher flows for patients re-quiring high FiO2 values

[ebonylittles]

Answer to Question 1

ANS: D
At flows of 1 to 2 L/min, the typical molecular sieve concentrator provides between 92 and 95 O2.

Answer to Question 2

ANS: A
Many personal liquid O2 systems also come with smaller portable units (Figure 56-3). This system is ideal for the ambulatory patient who is capable of physical activity.

[DelorasTo]

Excellent

[aruss1303]

Thanks for the timely response, appreciate it