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  1. Heart sounds - Wikipedia

    Heart sounds are the noises generated by the beating heart and the resultant flow of blood through it. Specifically, the sounds reflect the turbulence created when the heart valves snap …

  2. Physiology, Heart Sounds - StatPearls - NCBI Bookshelf

    Jul 17, 2023 · Heart sounds and murmurs have been described in terms of their timing in the cardiac cycle, intensity, how intensity changes during the cardiac cycle, sound wave shape, …

  3. What Are The Four Heart Sounds? - MedicineNet

    Heart sounds are generated by valves that control bloodflow in and out of the heart’s chambers. Listening to the heart sounds through a stethoscope (auscultation) is one of the first steps a …

  4. Heart Sounds - CV Physiology

    The most fundamental heart sounds are the first and second sounds, usually abbreviated as S 1 and S 2. S 1 is caused by closure of the mitral and tricuspid valves at the beginning of …

  5. Heart Murmurs | Heart Sounds | Geeky Medics

    Jan 13, 2021 · Heart murmur: sound due to turbulent blood flow in the heart; essential to identify during cardiovascular examination. Primary heart sounds: S1 (closure of mitral and tricuspid …

  6. S1 and S2 Heart Sounds, Extra Heart Sounds - Clinician Revision

    Jan 26, 2021 · Learn about S1 and S2 heart sounds, S3, S4, systolic clicks and opening snap. Includes real mp3 recordings of heart sounds.

  7. What Are Heart Sounds and How to Know If They’re Normal

    Feb 13, 2025 · Heart sounds are one tool providers use to assess heart health. Learn about systolic, diastolic, and S1 to S4 heart sounds in this article.