Lec 8

Question 1

3 things involved in O2 transport + energy production

Answer 1

-ventilation
-blood flow
-muscle metabolism

Question 2

effects of aging on respiratory system

Answer 2

-decrease VC
-increase RV
-decreased FEV1/FVC
-more desensitize to CO2 chemoreceptors
-decreased haemoglobin
-decreased compliance, elastin, diffusion, ability to repair, ability to fight infection
-increase collagen, + inflammation