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Flashcards in Exercise Stress testing Deck (9)
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1

pH of exercising muscle

7.00

1

point at which aerobic metabolism ceases and anaerobic metabolism begins

15-20mmHg PaO2

2

primary buffer for H ions 

bicarb

3

normal resting PaO2 of resting tissue

100mmHg

4

indications CPET

unexplained dypsnea

undiagnosed exercise intolerance

suitability for heart/lung transplant

pre-op eval

disability info

prognosis in heart failure

5

point of critical capillary PaO2 for a given tissue

anaerobic threshold

7

RER =

respiratory exchange ratio = measurement of RQ at atmospheric level (vs tissue level)

8

VAT =

point at which lines explaining VCO2 as a function of VO2 intersect

9

RQ= 

respiratory quotient - ratio of rate of CO2 prodction to oxygen consumption