Question: what are the abnormal lung sounds?
Answer: Rales. Small clicking, bubbling, or rattling sounds in the lungs. They are heard when a person breathes in (inhales). ... 
Rhonchi. Sounds that resemble snoring. ... 
Stridor. Wheeze-like sound heard when a person breathes. ... 
Wheezing. High-pitched sounds produced by narrowed airways.