Crackles are defined as discreet sounds that last less than 20 ms, while the continuous sounds ( rhonchi and wheezes ) last approximately 250 ms.
2.
Laennec was the first to classify and discuss the terms rales, rhonchi, crepitance, and egophony terms that doctors now use on a daily basis during physical exams and diagnoses.
3.
A "'wheeze "'( formally called " sibilant rhonchi " in medical terminology ) is a continuous, coarse, whistling sound produced in the respiratory airways during breathing.
4.
"' Rhonchi "'are coarse rattling respiratory sounds, usually caused by secretions in bronchial airways . " Rhonchi " is the plural form of the singular word " rhonchus ".
5.
"' Rhonchi "'are coarse rattling respiratory sounds, usually caused by secretions in bronchial airways . " Rhonchi " is the plural form of the singular word " rhonchus ".
6.
Inhalation can be confirmed by one or more tests such as using a stethoscope to listen for abnormal lung sounds ( diffuse'wet'crackles and rhonchi ), performing blood gas tests to confirm a severe loss of lung function ( respiratory acidosis as a consequence of hypercapnia ), and using chest X-rays to look for patchy or streaked areas on the lungs.
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