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functional unit of lung

densely vasculirized

the outer surface of alveolus is what?


elasticity of aveoli and surface tension of h20 film cause lungs to do what?


work of breathing is decreased by ________________ secreted into fluid inner surface of alveoli


detergent, lower surface tension

quiet breathing

what kind of breathing is done by movements of diaphragm?


diaphragm moves down


via passive recoil

heavy breathing

what kind of breathing is done where rib muscles raise and lower rib cage?

forced exhale

when done it adds abdominal muscle contraction


Temp increases right or left?


decreased Ph right or left


increased co2

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