Erb's point (cardiology)

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Front of thorax, showing surface relations of bones, lungs (purple), pleura (blue), and heart (red outline). Heart valves are labeled with "B", "T", "A", and "P".

First heart sound: caused by atrioventricular valves - Bicuspid/Mitral (B) and Tricuspid (T).

Second heart sound caused by semilunar valves -- Aortic (A) and Pulmonary/Pulmonic (P).

In cardiology, Erb's point refers to the third intercostal space on the left sternal border where S2 is best auscultated.^[1][2]

[edit] References

1. ^ Week 4. Retrieved on 2007-10-11.
2. ^ Cardiac anatomy and physiology: a review - includes examination questions AORN Journal - Find Articles. Retrieved on 2007-10-11.

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• This page was last modified 14:01, 14 February 2008 by Wikipedia user Arcadian.
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