A patient is diagnosed with an obstructive pulmonary disorder. Which of the following will the nurse most likely assess in this patient?
1. decreased PaO2
2. increased FEVs
3. increased PaCO2
4. decreased TLC
3
Rationale: Obstructive disorders are differentiated from restricted disorders in that obstructive disorders have elevated PaCO2 levels as a result of air trapping and decreased FEVs. When the condition begins to deteriorate, the PaO2 will drop. Total lung capacity is increased because of hyperinflation.
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Indicate whether the statement is true or false
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