Oxygen Deprivation Flashcards

1
Q

HYPOXIA (decreased oxygen delivery to tissues)

A
decreased cardiac output
hypoxemia
ischemia
anemia
CO poisoning
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2
Q

HYPOXEMIA (decreased PaO2)

A

NORMAL A-a gradient
high altitude
hypoventilation

INCREASED A-a gradient
V/Q mismatch
diffusion limitation (i.e. fibrosis)
R to L shunt

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3
Q

Ischemia (loss of blood flow)

A

impeded arterial flow

decreased venous drainage

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