Question Of The Day: Basic Physical Assessment

Q. Crackles heard on lung auscultation indicate which of the following?

A. Cyanosis.
B. Bronchospasm.
C. Airway narrowing.
D. Fluid-filled alveoli.

Correct Answer: D

Explanation: Crackles are auscultated over fluid-filled alveoli. Crackles heard on lung auscultation do not have to be associated with cyanosis. Bronchospasm and airway narrowing generally are associated with wheezing sounds.