Advanced EKG Interpretation System Questions with Correct Answers

1. Rhythm Correct Answer Regular, Irregular, Regularly irregular, Irregularly irregular 2. Rate (sinus) Correct Answer 60-100 2. Rate (atrial) Correct Answer 60-100 2. Rate (junctional) Correct Answer 40-60 2. Rate (ventricular) Correct Answer 20-40 3. Measure intervals (p wave) - duration Correct Answer Less than 0.12 3. Measure intervals (p wave) - amplitude Correct Answer 2.5 mm or less (limb) 1.5 or less (precordial) 3. Measure intervals (p wave) - shape Correct Answer Rounded and symmetrical 3. Measure intervals (p wave) - leads Correct Answer Positive in leads I, II, III, and aVF 3. Measure intervals (p wave) - right atrial hypertrophy (RAH) Correct Answer -Pointed/tall -Greater than 2.5mm (limb)/ 1.5mm(precordial) -Less than 0.12 seconds 3. Measure intervals (p wave) - left atrial hypertrophy (LAH) Correct Answer -Wide/asymmetrical -Less than 2.5mm (limb)/ 1.5mm(precordial) -Greater than 0.12 seconds 3. Measure intervals (PR interval) Correct Answer 0.12 - 0.20 3. Measure intervals (QRS) - duration Correct Answer Less than 0.12 3. Measure intervals (QRS) - amplitude Correct Answer Greater than 5mm (I, II, III, and aVF) 3. Measure intervals (QRS) - leads Correct Answer Positive in I, II, III, aVF, V5, V6 3. Measure intervals (QRS) - deflection Correct Answer Where is the biggest part of the complex (qRs)