physio lecture 2.txt

What three factors increase VC?
- Gender (M>F)
- Size (Height)
- Physical tone
What factor decreases VC?

Age
What formula can be used to find the resting volume of the lungs?
- Functional Residual capacity (FRC)
- ERV + RV
What is the normal RV/TLC value?

.25 (25% of TLC)
What happens to RV/TLC during Obstructive lung disease?

RV increases
What happens to RV/TLC during restrictive lung disease?

TLC decreases
What is the normal FEV₁/FVC?

0.8
What is the relationship between alveolar ventilation and PA_CO2?
- V_A increases, PA_CO2 decreases
- V_A decreases, PA_CO2 increase
If CO₂ production doubles, what happens to alveolar CO₂?

alveolar CO₂ doubles as well

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kepling

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physio lecture 2.txt

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physio lecture 2

Updated

2011-03-08T23:30:46Z

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