CET Holter Monitoring and Ambulatory EKG 2

Question 1

Which lead configuration is most commonly used in two-channel Holter monitoring?

Accepted Answer

Modified bipolar leads resembling V1 and V5 positions (e.g., CM5 and CC5)

Answer

Leads I and aVF

Answer

Leads II and III

Answer

aVR and aVL

Question 2

A cardiac event monitor differs from a standard Holter monitor in that it:

Accepted Answer

Can be worn for weeks to months and records during symptomatic episodes

Answer

Records continuously for only 24 hours

Answer

Requires hospital-based monitoring at all times

Answer

Uses permanently implanted leads

Question 3

After Holter monitoring is complete and the patient returns the device, what should the technician do FIRST?

Accepted Answer

Inspect electrode sites for skin irritation and document findings

Answer

Immediately download and print the final report

Answer

Recharge the device battery for the next patient

Answer

Send the patient home without any further assessment

Question 4

For which condition would Holter monitoring be MOST clinically useful?

Accepted Answer

Paroxysmal supraventricular tachycardia (PSVT)

Answer

Chronic stable hypertension

Answer

Pulmonary embolism

Answer

Osteoarthritis with joint pain

Question 5

Heart rate variability (HRV) analysis from a Holter recording provides information primarily about:

Accepted Answer

Autonomic nervous system function and cardiovascular risk

Answer

Coronary artery stenosis severity

Answer

Pulmonary artery pressure

Answer

Left ventricular ejection fraction

Question 6

During Holter electrode placement, which location should be AVOIDED?

Accepted Answer

Bony prominences and areas with excessive motion

Answer

Areas with minimal body hair

Answer

The left lateral chest wall

Answer

Areas near the cardiac apex

Question 7

A patient wearing a Holter monitor should be instructed to:

Accepted Answer

Continue normal daily activities while maintaining an accurate diary

Answer

Remove the device before sleeping each night

Answer

Avoid all physical activity for the entire recording period

Answer

Bathe normally since all Holter devices are fully waterproof