Gas exchange — Flashcards

What is the effect of decreased alveolar ventilation on arteriolar (and alveolar) Pco2? _____

Hypoxia may be caused by _____ poisoning, which decreases the O2 content of blood

One way in which CO2 is carried in the blood is as _____ CO2 (5%)

_____ in Pco2 cause the O2-hemoglobin dissociation curve to shift to the left

_____ is defined as a decrease in Pao2

Central cyanosis (e.g. lips, mucous membranes) = _____ Peripheral cyanosis (e.g. distal extremities) =_____

Hint: cause

Restrictive lung disease and low DLCO = _____

Pulmonary arterial hypertension = _____ DLCO and _____ TLC and _____ FEV1/FVC

Central cyanosis involves highly vascularized tissues (e.g. lips, mucous membranes) and is caused by low _____

Polycythemia and ↑ EPO and ↓ O2 saturation = _____

Hint: cause