Left Axis Detion is seen as
High-Yield Explanation
Answer is B (Positive in Lead I and Negative in Lead II) Left axis detion is seen as positive deflexion in Lead I and a Negative deflection in Lead II. Calculating the cardiac axis: Normal Axis Right axis detion Left axis detion Lead I Positive Negative Positive Lead II Positive Positive or negative Negative Lead III Positive or negative Positive Negative Note: Lead I : POSITIVE BETWEEN -90 TO +90 (CLOCKWISE) Lead II : POSITIVE BETWEEN -30 TO +150 (CLOCKWISE) Lead III : POSITIVE BETWEEN +30 TO -150 (CLOCKWISE)