Author Question: Helium/oxygen (heliox) mixtures are advantageous in treating obstructive lung disease (refractory ... (Read 65 times)

burton19126 · **on:** Jul 16, 2018

Helium/oxygen (heliox) mixtures are advantageous in treating obstructive lung disease (refractory asthma) because:
A) the gas viscosity is lower
B) higher oxygen concentrations are possible
C) helium doesn't dissolve into the plasma
D) the density of the gas is lower

Question 2

When setting the flowmeter on a partial rebreathing mask, oxygen flow
A) should be at least 10 L/min
B) should be set at flush (maximum setting)
C) should be adjusted to maintain the desired PaCO2
D) should be adjusted to keep the bag full