Gravity effects on V/Q distribution — Flashcards

10 flashcards

What type of V/Q mismatch occurs due to airway obstruction? _____

Increased VA/Q results in _____

Both ventilation and perfusion are _____ at the base of the lung than at the apex of the lung

In zone _____ of the lung, high alveolar pressure may compress the capillaries and reduce blood flow in this zone

The _____ ratio is the ratio of alveolar ventilation to pulmonary blood flow

_____ is perfusion of lung regions that are not ventilated (V/Q = 0)

The V/Q ratio at the base of the lung is normally _____, indicating wasted perfusion

In zone _____ of the lung, high alveolar pressure may compress the capillaries and reduce blood flow in this zone

In the lungs, hypoxia causes vaso-_____

#10

Certain organisms that thrive in high O2 (e.g. TB) flourish in the _____ of the lung

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