අපි ECG කියවමු.. 1 කොටස How to read ECG basic rhythm in sinhala

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  • Опубликовано: 6 фев 2021
  • A basic ECG rhythm, also known as normal sinus rhythm, represents the standard electrical activity of a healthy heart. Here's a detailed description of the key components of a basic ECG rhythm:
    Normal Sinus Rhythm (NSR):
    Origin: Originates from the sinoatrial (SA) node, the natural pacemaker of the heart, which is located in the right atrium.
    Rate: The normal heart rate typically falls between 60 and 100 beats per minute in adults.
    Steady Rhythm: Regular and consistent timing between heartbeats.
    P Wave:
    Description: The P wave is the first upward deflection on the ECG.
    Significance: Represents atrial depolarization, indicating the contraction of the atria.
    Normal Duration: Usually less than 0.12 seconds.
    PR Interval:
    Definition: Measured from the beginning of the P wave to the beginning of the QRS complex.
    Significance: Represents the time taken for the electrical impulse to travel from the atria to the ventricles.
    Normal Duration: Typically between 0.12 and 0.20 seconds.
    QRS Complex:
    Description: The QRS complex is the combination of the Q, R, and S waves.
    Significance: Represents ventricular depolarization, indicating the contraction of the ventricles.
    Normal Duration: Usually less than 0.12 seconds.
    QT Interval:
    Definition: Measured from the beginning of the QRS complex to the end of the T wave.
    Significance: Represents the total time for ventricular depolarization and repolarization.
    Normal Duration: Varies with heart rate; a corrected QT (QTc) is often used for comparison.
    T Wave:
    Description: The T wave is the upward deflection following the QRS complex.
    Significance: Represents ventricular repolarization, indicating the relaxation of the ventricles.
    Normal Characteristics: Usually in the same direction as the QRS complex but smaller.
    In summary, a basic ECG rhythm, or normal sinus rhythm, is characterized by a regular heartbeat originating from the SA node, with distinct P waves, QRS complexes, and T waves. The intervals between these components fall within normal ranges. Any deviations from this pattern may indicate underlying cardiac issues, and a healthcare professional should interpret and analyze the ECG results for a comprehensive assessment of heart
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