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Understanding the Electrocardiogram

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  2. Understanding the Electrocardiogram In Health & Disease
  3. 5.0.0 ELECTROLYTE ABNORMALITIES, DRUG EFFECTS AND THE LONG QT SYNDROMES
  4. 5.5.0 Drug effects (frame 45)

5.5.2 (47)

The primary effect of the class 1 drugs is to bind to the sodium channel resulting in a decrease in the sodium inward current.


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  • 5.5.1 (frame 46)
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  • Introduction to First Edition
  • 1.0.0 Generation of the ECG
  • 2.0.0 The Normal Electrocardiogram
  • 3.0.0 Inter and intra-ventricular Conduction Disturbances
  • 4.0.0 Ventricular Hypertrophy
  • 5.0.0 ELECTROLYTE ABNORMALITIES, DRUG EFFECTS AND THE LONG QT SYNDROMES
    • 5.1.0 Ion Channel R review (frame 1)
    • 5.2.0 High Potassium (9)
    • 5.2.10 (frame 19)
    • 5.3.0 low potassium (frame 28)
    • 5.4.0 CHANGES IN CALCIUM AND SODIUM (frame 36)
    • 5.5.0 Drug effects (frame 45)
      • 5.5.1 (frame 46)
      • 5.5.2 (47)
      • 5.5.3 (48)
      • 5.5.4(49)
      • 5.5.5(50)
      • 5.5.6 (51)
      • 5.5.7 (52)
      • 5.5.8 (53)
      • 5.5.9 (54)
      • 5.5.10 (55)
      • 5.5.20(frame 65)
      • 5.5.30 (frame 75)
      • 5.5.40 (frame 85)
      • 5.5.50 (frame 95)
    • 5.6.0 (frame 96) Hypothermia
    • 5.7.0 Brugada syndrome frame 116
  • 6.0.0 Ischemia and Infarction - Introduction (frame i and ii)
  • 7.0.0 Tachycardias- Introduction
  • 8.0.0 The Bradycardias frame i-introduction
  • 9.0.0 The ECG of Heart Murmurs-introduction
  • 10.0.0 The Electrocardiogram in the Emergency Department-Introduction
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