A creaking or grating sound that increases in intensity with deep breathing and is similar to coarse crackles, but is not affected by coughing, best describes which of the following?

Question

Quizplus · Accepted Answer

A creaking or grating sound that increases in intensity with deep breathing and is not affected by coughing is characteristic of a friction rub, which is caused by inflammation of pleural surfaces rubbing against each other. Rales refers to crackling sounds heard during inspiration and sometimes expiration due to fluid accumulation in the lungs. Rhonchi are low-pitched sounds heard during inspiration and expiration caused by narrowing of the airways. Wheezing is high-pitched whistling sounds heard during expiration caused by narrowing of the airways.

A Creaking or Grating Sound That Increases in Intensity with Deep