During chest examination in a healthy client, the apn percusses and hears a low-pitched sound over the lungs. which sound should the nurse document in the medical record?

The answer to this question would be Ronchi.

Ronchi is low-pitch sound from lungs that might be caused when there are liquid inside the alveolus. That is why the sound might be disappeared after the patient coughing as it can remove the liquid. Ronchi is common is pneumonia/lung infection patient.
Others lung sound with high-pitch would be called wheezing, which common in asthma.