Lung Sounds

Below is a quick waveform depiction of most common breath sounds. Following that is a list of fast access audio clips of various lung sounds.

Normal Vesicular Breath Sound
They have an inspiration/expiratory ratio of 3 to 1 or I:E of 3:1.

Bronchial Breath Sound

Bronchovesicular Breath Sound

Crackles
Coarse

Fine

Wheeze

Ronchi
Sounds like gurgling. Or toilet flushing. Or snoring

Stridor

Pleural Rub

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Sources

1. Link to Colorado state
2. Easy auscultation