DC Dysrhythmia Equipment & Technology 3

Question 1

What is the primary advantage of telemetry monitoring over continuous bedside monitoring?

Accepted Answer

Patient mobility while maintaining continuous cardiac surveillance

Answer

Higher accuracy of rhythm interpretation

Answer

Lower per-patient cost

Answer

Automatic rhythm diagnosis capability

Question 2

Which monitor lead placement is best for detecting bundle branch blocks?

Accepted Answer

Lead V1 or MCL1

Answer

Lead I

Answer

Lead II

Answer

Lead aVR

Question 3

What does a Holter monitor record?

Accepted Answer

Continuous multi-lead ECG for 24–48 hours

Answer

Blood pressure and heart rate for 24 hours

Answer

Intermittent event recordings triggered by symptoms

Answer

Real-time telemetry transmitted to a central monitoring station

Question 4

On a standard ECG calibration, a 1 mV signal should produce what deflection?

Accepted Answer

10 mm deflection at 25 mm/sec paper speed

Answer

5 mm deflection at 25 mm/sec paper speed

Answer

10 mm deflection at 50 mm/sec paper speed

Answer

5 mm deflection at 50 mm/sec paper speed

Question 5

Which alarm priority must be assigned to ventricular fibrillation on a cardiac monitor?

Accepted Answer

High priority

Answer

Low priority

Answer

Medium priority

Answer

Advisory only

Question 6

What is the primary purpose of the QRS detection algorithm in cardiac monitoring systems?

Accepted Answer

To identify and count ventricular complexes for heart rate calculation

Answer

To measure P wave morphology and duration

Answer

To detect ST segment changes exclusively

Answer

To filter out skeletal muscle artifact