Salient Features of India constitution especially power and functions
Respiratory System: Comparing Inspire and Expired Air
1.
Inspired Air Expired Air
Oxygen 21% 16% Respiration (raw materials)
Carbon Dioxide 0.04% 4% Respiration (waste products)
Water vapour
(humidity)
Variable
Always High
(100%)
Depends on the
environment/atmosphere
Temperature Variable Always Warm Mucus
Dust Variable Few, or no dust Ciliated Cells