What are the 4 types of breath sounds?
The 4 most common are:
- Rales. Small clicking, bubbling, or rattling sounds in the lungs. They are heard when a person breathes in (inhales).
- Rhonchi. Sounds that resemble snoring.
- Stridor. Wheeze-like sound heard when a person breathes.
- Wheezing. High-pitched sounds produced by narrowed airways.
What does S3 and S4 heart sounds indicate?
The main normal heart sounds are the S1 and the S2 heart sound. The S3 can be normal, at times, but may be pathologic. A S4 heart sound is almost always pathologic. Heart sounds can be described by their intensity, pitch, location, quality and timing in the cardiac cycle.
What are the 4 adventitious breath sounds?
Adventitious sounds refer to sounds that are heard in addition to the expected breath sounds mentioned above. The most commonly heard adventitious sounds include crackles, rhonchi, and wheezes. Stridor and rubs will also be discussed here.
Where do you hear Bronchovesicular breath sounds?
Bronchovesicular breath sounds are best heard between the first and second intercostal spaces of the anterior chest. Bronchial sounds are best heard over the body of the sternum. Abnormal breath sounds are often indicators of pathology in the airways and include wheezing, crackle, rhonchi, stridor, and plural rub.
What are s1 S2 S3 and S4 heart sounds?
These two phases constitute the heartbeat. In a healthy adult, the heart makes two sounds, commonly described as ‘lub’ and ‘dub. ‘ The third and fourth sounds may be heard in some healthy people, but can indicate impairment of the heart function. S1 and S2 are high-pitched and S3 and S4 are low-pitched sounds.
What is the sound of stridor?
Stridor is a high-pitched squeaking or whistling sound, usually due to an obstruction in an airway.
How do you Auscultate Bronchovesicular breath sounds?
Bronchovesicular sounds are best heard by placing the diaphragm of the stethoscope, starting just below the lateral end of the clavicle bone, listening and then moving the stethoscope to the second intercostal space, just lateral to the upper third of the sternum. These are Bronchovesicular sounds.
How do you Auscultate Bronchovesicular sounds?
These are the sites where bronchial breathing can be normally heard. In all other places there is lung tissue and vesicular breathing is heard. Use the diaphragm of the stethoscope. Listen to the chest posteriorly, in axilla and front of chest similar to the way lungs were percussed.