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O, and CO; Exchange and Transport

RESPIRATORY PHYSIOLOGY

Normal Venlilalion    Pa₂ = 150 mm Hg I j_n5Di_recj aj_r

Pco₂ = 0 mm Hg J ^p

Figurę 5.20 0₂ and C0₂ Exchange and Transport    ^——

-..Holar hypovcnlilation, illustrated horę as a partial blockage of the airway. reduces the alveolar Po, and increases the alveolar Pco,. As a -jlt. the arterial blood Po. dedines łhypoxia) and the arleiial blood Pco.. inaoases (hypercapnia).

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