During ECG

Question 1

What must you do upon entering a room?

Answer 1

• Identify yourself with the patient
• Prep and provide infection control
• Prepare equipment by loading paper and attaching electrodes/leads
• Consult with the user manual and check LCD screen for errors

Question 2

WANDERING BASELINE:

Answer 2

A weak/improper electrode application

Question 3

AC INTERFERENCE:

Answer 3

Improper grounding, dirty clips, crossed wires, any electronics or jewelry/metal interference

Question 4

TREMORS:

Answer 4

Muscle movements by patients that create large spikes

Question 5

INTERRUPTED BASELINE:

Answer 5

Loose electrodes

Question 6

Child ECG procedures include:

Answer 6

• Using smaller electrodes
• Adjusting gains to 50mm/mv for faster heart rate
• Potentially adjusting V3 on right side of chest

Question 7

Heart strips consist of:

Answer 7

• Produced by lead 2
• Check dysrhythmias
• Approximately 10 seconds

Question 8

DEXTROCARDIA:

Answer 8

When the heart is on the right side of the patient

• Mirror electrodes V1 on the left side and V2 on the right side
• May be 15/18 lead ecg

Question 9

How to determine atrial/ventricular rates:

Answer 9

• Locate point on P-wave or QRS complex
• Count the number of small boxes
• Use 1500 method