Respuesta :

The answer is a rale

A __rales ________ is an abnormal crackling, rattling, or bubbling sound heard on auscultation of the chest.

What are rales ?

Rales are an abnormal sound heard accompanying the normal respiratory sounds on auscultation of the chest

Rales heard over the lung bases are a sign of  of heart failure that is of at least moderate severity. With acute pulmonary edema, rales are frequently accompanied by wheezing and expectoration of frothy, blood-tinged sputum.

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