Basic Assessment for Competency - Laerdal Medical

Crackles . This is an abnormal respiratory sound consisting of discontinuous bubbling noises heard on auscultation of chest heard during inspiration . Fine crackles-have a popping sound produced by air entering distal bronchioles or alveoli that contain serous secretions . Coarse crackles-may originate in the bronchi or trachea an have a lower ... ................
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