Question

what is resonance? a soft, high - pitched solid sound heard on percussion over the lungs a soft, high - pitched sound generally heard over bones, muscles, and tumors a low - pitched hollow sound heard on percussion over normal lung tissue a loud booming sound usually heard on percussion over the stomach a high - pitched drum - like sound heard on percussion over the lungs

Explanation:

Resonance in the context of percussion over normal lung tissue is a low - pitched hollow sound. This is due to the air - filled nature of the lungs which allows for this type of sound production upon percussion. The other options describe different sounds associated with different anatomical structures or abnormal conditions.

Answer:

A low - pitched hollow sound heard on percussion over normal lung tissue