Hi, I hope these videos can help medical students to understand and hear the normal breath sounds, also a demonestration of the respiratory examination as well as the abnormal breath sounds that you may hear. The chest examination involve inspection, palpation, percussion and auscultation of the chest. Other videos demonestrate the normal and abnormal breath sounds as well as added sounds.
A review of normal breath sounds : Bronchial and Vesicular sounds :
Bronchial Vs. Vesicular sound
Crackles and wheezes Sounds (abnormal breath sounds)
Click here for video
Lung Percussion (anteriorly)
Lung Percussion (Posteriorly)
I hope these information are useful to you, good luck :)