5.  Wheeze (Sibilant)•Musical Crackles
or squeaking ď‚— Bubbling, crackling, popping
ď‚— Low- to high-pitched, discontinuous
 •High-pitched, continuous sounds
 •Auscultated during inspiration and sounds
ď‚— Auscultated during inspiration
expiration
ď‚— Occurs in small air passages, alveoli,
 •Occurs in small air passages
bronchioles, bronchi, and trachea
ď‚— Wheeze Rhonchi- rumbling sound, indicates
(Sonorous)•Sonorous or fluid/mucus in upper/ large airways
coarse Friction Rub
 • Low-pitched, continuous sounds  Rubbing or grating
 • Auscultated during inspiration and  Loudest over lower lateral anterior
expiration surface
 • Coughing may clear the sound  Auscultated during inspiration and
expiration