BASICS OF ECG

ECG leads can be placed on the body in any _________dimensional relation to the heart

• 4
• 3
• 2
• 1

One small square is equal to

• 0.004

• 0.04

• 0.4

• 4

Pick the odd one out in Frontal Plane Leads

• Right Arm

• Right Leg

• Left Arm

• Left Leg

Identify the lead presents between Right Arm (-ve) & Left Arm (+ve)

• LEAD II

• LEAD III

• LEAD I

Identify the Lead present between Left Arm (-ve) & Left Leg (+ve)

• LEAD I

• LEAD II

• LEAD III

Draw an Normal ECG

LEAD AVR Orientated to the

• Cavity of Heart

• Anterolateral Superior Surface of the Left Ventricle

• Left Surface of the Heart

P Wave represents

• Atrial Activation or Repolarization

• Atrial Activation or Depolarization

• Ventricular Activation or Depolarization

• Ventricular Activation or Repolarization

T Wave represents

• Ventricular Activation or Repolarization

• Ventricular Recovery or Repolarization

• Atrial Activation or Repolarization

• Atrial Activation or Depolarization

Lead placed on fourth intercoastal Space to the Right Border of the sternum

• V1

• V3

• V5

• V2