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NBME 18 Answers

nbme18/Block 3/Question#45

65 yo patient with lung region underventilated but well perfused

Physiologic shunt

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submitted by sugaplum(51),

bnb video - ventilation and perfussion.
underventilated but well perfused = aspiration, mucus plug, atelectasis. this causes physiologic shunting.





one does not simply “walk into morder”