A stationary liquid oxygen system contains 80 lb of oxygen when full. A home care patient is using it 8 hours each day, during sleep, at a rate of 3 L/min. At this usage, how many days will the liquid oxygen last?
a. 6 c. 19
b. 8 d. 27
Q. 2 Storage of a portable liquid oxygen system adjacent to a heat source will _____ the _____ of the oxygen.
a. Increase; pressure c. Decrease; pressure
b. Increase; venting d. Decrease; venting
Q. 3 According to the NFPA, the minimum distance for a place of public assembly from a bulk oxy-gen storage system is how many feet?
a. 10 c. 25
b. 15 d. 50
Q. 4 Which of the following G size oxygen cylinders will run out of oxygen first? Pressure Flow (psig) (L/min)
a. 700 1.5 c. 1100 2.5
b. 900 1.0 d. 1600 3.0
Q. 5 An H size oxygen cylinder with 1600 psig has a set flow rate of 3 L/min. It will take _____ hours and _____ minutes to reach 300 psig.
a. 17; 24 c. 22; 40
b. 21; 25 d. 27; 54
Q. 6 Which of the following E size oxygen cylinders will last the longest? Pressure Flow (psig) (L/min)
a. 1600 3 c. 800 2
b. 1400 2.5 d. 400 1