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Lung Sounds
Normal Lung Sounds
Term | Definition |
---|---|
Tracheal | Loud and coarse. They are equal in length during inspiration and expiration and are separated by a brief pause. |
Bronchial | Are heard over the upper sternum anteriorly and between the scapulae posteriorly are harsh and loud. They are shorter on inspiration than expiration with a pause between them. |
Bronchovesicular | Are heard on either side of the central chest and back. These medium-range sounds that are equal in length during inspiration and expiration have no noticeable pause. |
Vesicular | Are located in the periphery of all the lung fields. Their soft, rustling quality is longer on inspiration than expiration, with no pause between. |