MLPAO Test Prep ~ ECG Questions with Correct
Answers
4th intercostal space R sternal border - Correct Answer V1 placement
V1 - Correct Answer 4th intercostal space R sternal border
4th intercostal space L sternal border - Correct Answer V2 placement
V2 - Correct Answer 4th intercostal space L sternal border
Between leads V2 and V4 - Correct Answer V3 placement
V3 - Correct Answer Between leads V2 and V4
5th L intercostal space in midclavicular line - Correct Answer V4 placement
V4 - Correct Answer 5th L intercostal space in midclavicular line
Horizontally even with V4, but in the anterior axillary line - Correct Answer V5 placement
V5 - Correct Answer Horizontally even with V4, but in the anterior axillary line
Horizontally even with V4 and V5 in the midaxillary line - Correct Answer V6 placement
V6 - Correct Answer Horizontally even with V4 and V5 in the midaxillary line
I, II, II - Correct Answer Which leads are the Limb Leads?
Bipolar - Correct Answer Limb leads are [UNIPOLAR/BIPOLAR]
Chest Leads - Correct Answer Precordial leads are also called? V1-6 - Correct Answer Which leads are the precordial leads?
Unipolar = Precordial leads are [UNIPOLAR/BIPOLAR]? - Correct Answer aVR, aVF, aVL - Correct Answer Which leads are the augmented limb leads?
Unipolar - Correct Answer Augmented Limb Leads are [UNIPOLAR/BIPOLAR]
Back Leads - Correct Answer 15 leads includes the regular 12 leads plus what?
Unipolar - Correct Answer Back leads are [UNIPOLAR/BIPOLAR]?
Movement, medical devices, incorrect placement of leads, (electrolyte imbalance, thickening of heart muscle, fluctuation in body temperature) - Correct Answer Common sources of artifacts
Dirty/loose electrodes or machine cables (moving during analysis) - Correct Answer Wandering baseline caused by
Wandering baseline - Correct Answer Dirty/Loose electrodes or machine cables moving during analysis causes
Irregular tracings - Correct Answer Muscle tremors cause
Muscle tremors - Correct Answer Irregular tracings caused by
Blanket over patient - Correct Answer What can be done to reduce tremors in clients with Parkinson's disease?
P wave - Correct Answer Which part of the ECG tracing represents atrial depolarization?
QRS Complex - Correct Answer Which part of the ECG tracing represents ventricular depolarization?
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