Pretest ECG Examination

What position should a patient typically be in during an ECG examination?

• Standing up

• Sitting down

• Lying down supine

• In a fetal position

• Kneeling

What is the primary purpose of an ECG?

• To measure blood pressure

• To evaluate heart rate and rhythm

• To diagnose diabetes

• To assess lung function

• To check cholesterol levels

Where is the V6 lead placed during a standard 12-lead ECG?

• Left anterior axillary line, fifth intercostal space

• Left mid axillary line, fifth intercostal space

• Left mid clavicular line, fifth intercostal space

• Left posterior axillary line, fifth intercostal space

• Left mid scapular line, fifth intercostal space

How many electrodes are there in any conventional ECG?

• 6 Limb electrodes, 4 precordial electrodes

• 4 Limb electrodes, 4 precordial electrodes

• 5 Limb electrodes, 5 precordial electrodes

• 6 Limb electrodes, 6 precordial electrodes

• 4 Limb electrodes, 6 precordial electrodes

Which of the following is included in limb electrodes?

• RR

• LR

• LL

• V1

• V2

Which of the following is included in precordial electrodes?

• RA

• LA

• LL

• V6

• VL

Where is the V1 lead placed during a standard 12-lead ECG?

• Left midclavicular line, fifth intercostal space

• Right midclavicular line, fourth intercostal space

• Left sternal border, fourth intercostal space

• Right sternal border, fourth intercostal space

• Midway between V2 and V3

Where is the V4 lead placed during a standard 12-lead ECG?

• Left midclavicular line, fifth intercostal space

• Right midclavicular line, fourth intercostal space

• Left sternal border, fourth intercostal space

• Right sternal border, fourth intercostal space

• Midway between V2 and V4

Where is the V3 lead placed during a standard 12-lead ECG?

• Left midclavicular line, fifth intercostal space

• Right midclavicular line, fourth intercostal space

• Left sternal border, fourth intercostal space

• Right sternal border, fourth intercostal space

• Midway between V2 and V4

Where is the V5 lead placed during a standard 12-lead ECG?

• Left posterior axillary line, in line with V6.

• At the left scapular tip (midscapularis sinistra), in line with V6

• Left paraspinal line, in line with V6.

• Right sternal border, fourth intercostal space

• Left anterior axillary line, fifth intercostal space