<prompt> Some times the following diastolic sounds heard during cardiac auscullation-S3S4Opening snapEjection click  <response>: The third hea sound S3 is a low-pitched, early diastolic sound audible during the rapid entry of blood from the atrium to the ventricle. When arising from the LV, it is best audible at the apex with the patient in left lateral decubitus position with breath held at end expiration Ref Harrison 20th edition pg 1545 