NORMAL LUNG SOUNDS
Inspir
Lung sound
Expir
Tracheal
Inspir
Expir
Inspir
Expir
Inspir
Expir
Bronchial
Bronchovesicular
Vesicular
Location
best heard
Trachea
Large airways
in the anterior
chest near
the second and
third intercostal
spaces
In the posterior
chest between
the scapulae and in
the center of the
anterior chest
Most lung spaces
Sounds like
Harsh,
like air in a pipe
Loud and high
in pitch
Softer than
bronchial sounds
with a tubular
quality
Soft, blowing,
or rustling
sounds
Lung sound
caused by
Normal breathing
through
the trachea
Normal breathing
Normal breathing
Normal breathing
NOTES
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