Preoxygenation = Denitrogenation Flashcards
(2 cards)
1
Q
why is th pt preoxygenated
A
to fill the FRC with O2
2
Q
How can you estimate the time it will take B4 the pre oxygenated Healthy pt desaturates after onset of Apnea?
A
O2 consuption is 250mL/min and 2500mL of O2 are found in FRC after pre oxygenation. it will take 10 min to use this O2
2500 mL / 250 mL/min = 10 min
