The First Heart Sound - Clinical Methods - NCBI Bookshelf - NIH
While often heard as a single "lub," S1 actually consists of two distinct mechanical components: what is the s1 heart sound
S1 occurs almost simultaneously with the carotid artery upstroke . Clinicians often palpate the pulse while listening to identify S1. How to Listen (Auscultation) The First Heart Sound - Clinical Methods -
Doctors and nurses listen to S1 for several clinical reasons: what is the s1 heart sound
Located between the left atrium and left ventricle.