Question 11
(Multiple Choice)
The following raw data are obtained from spirometry and a He-dilution FRC test (all values have been corrected to BTPS): 
What is the patient's TLC?
A) 5.5 L (BTPS)
B) 6.0 L (BTPS)
C) 4.7 L (BTPS)
D) 7.3 L (BTPS)
Answer