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  2. Heart sounds - Wikipedia

    en.wikipedia.org/wiki/Heart_sounds

    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 shut. In cardiac auscultation , an examiner may use a stethoscope to listen for these unique and distinct sounds that provide important auditory data regarding ...

  3. Fourth heart sound - Wikipedia

    en.wikipedia.org/wiki/Fourth_heart_sound

    The fourth heart sound or S 4 is an extra heart sound that occurs during late diastole, immediately before the normal two "lub-dub" heart sounds (S 1 and S 2).It occurs just after atrial contraction and immediately before the systolic S 1 and is caused by the atria contracting forcefully in an effort to overcome an abnormally stiff or hypertrophic ventricle.

  4. Gallop rhythm - Wikipedia

    en.wikipedia.org/wiki/Gallop_rhythm

    A gallop rhythm refers to a (usually abnormal) rhythm of the heart on auscultation. [1] It includes three or four sounds, thus resembling the sounds of a gallop.. The normal heart rhythm contains two audible heart sounds called S 1 and S 2 that give the well-known "lub-dub" rhythm; they are caused by the closing of valves in the heart.

  5. Irregular heartbeat types, symptoms and causes - AOL

    www.aol.com/news/irregular-heartbeat-signs...

    Don't panic, symptoms can be caused by stress, and most people who do have abnormal heart rhythms are able to live normal lives, but here's what to be aware of. Irregular heartbeat types, symptoms ...

  6. Bigeminy - Wikipedia

    en.wikipedia.org/wiki/Bigeminy

    Bigeminy is a cardiac arrhythmia in which there is a single ectopic beat, or irregular heartbeat, following each regular heartbeat. Most often this is due to ectopic beats occurring so frequently that there is one after each sinus beat, or normal heartbeat. The two beats are figuratively similar to two twins (hence bi-+ gemini).

  7. Heart murmur - Wikipedia

    en.wikipedia.org/wiki/Heart_murmur

    Heart murmurs are unique heart sounds produced when blood flows across a heart valve or blood vessel. [1] This occurs when turbulent blood flow creates a sound loud enough to hear with a stethoscope. [2] The sound differs from normal heart sounds by their characteristics. For example, heart murmurs may have a distinct pitch, duration and timing.

  8. Arrhythmia - Wikipedia

    en.wikipedia.org/wiki/Arrhythmia

    Pacemakers are often used for slow heart rates. [6] Those with an irregular heartbeat are often treated with blood thinners to reduce the risk of complications. [6] Those who have severe symptoms from an arrhythmia or are medically unstable may receive urgent treatment with a controlled electric shock in the form of cardioversion or ...

  9. Palpitations - Wikipedia

    en.wikipedia.org/wiki/Palpitations

    Palpitations are perceived abnormalities of the heartbeat characterized by awareness of cardiac muscle contractions in the chest, which is further characterized by the hard, fast and/or irregular beatings of the heart. [1] Symptoms include a rapid pulsation, an abnormally rapid or irregular beating of the heart. [1]

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