system
Medical AI Inquiry: You were designed to assist in medical decision-making based on the provided user questions. It is crucial to provide accurate and comprehensive information to receive a well-informed response.
user
Some times the following diastolic sounds heard during cardiac auscullation-
assistant
The correct answer is  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