Gas exchange — Flashcards

Damage to the alveolar-capillary interface leads to _____ alveolar-capillary permeability

In the lungs, oxygenation of hemoglobin promotes _____ release from its buffering sites

Is the A - a gradient normal, increased, or decreased, in response to hypoventilation (e.g. opioid use, obesity hypoventilation syndrome)? _____

Patients with cyanide poisoning have a(n) _____ of the venous-arterial PO2 gradient

N2O exhibits _____-limited gas exchange

2,3-BPG increases under _____ conditions (e.g. high altitude)

The _____ form of hemoglobin is found in the respiratory tract

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

How do levels of 2,3-BPG change at high altitudes? _____

Central chemoreceptors respond indirectly to increased _____ and directly to decreased _____