12-Lead ECG Placement Quiz

What are the sticky pads placed on the skin called in a 12-lead ECG?

• Precordial electrodes

• Leads

• Electrodes

• Wires

What is the purpose of lead wires in a 12-lead ECG?

• Record electrical activity of the heart

• Transmit heart's electrical activity to the ECG machine

• Measure heart rate

• Connect electrodes to the skin

How many different views of the heart are recorded using the 10 electrodes in a 12-lead ECG?

• 6

• 12

• 8

• 10

How many electrodes are used in a 12-lead ECG?

• 10

• 12

• 14

• 8

Which color represents the lead wire for the right arm in limb electrodes placement?

• Green

• Black

• White

• Red

What is the mnemonic used to remember the limb electrodes placement?

• Smoke over fire

• Bop To Remember

• Ride your green bike on pavement

• White on the right clouds over grass

Where is the V1 electrode placed in precordial electrodes placement?

• Mid-axillary line

• Left of the sternum

• Anterior axillary line

• Right of the sternum

What is the mnemonic used to remember the order of colors for V1 through V6?

• Smoke over fire

• Clouds over grass

• Bop To Remember

• Ride your green bike on pavement

What is the potential issue with placing limb electrodes on the torso?

• Reduces motion artifact

• Significant changes to ECG morphology

• Improves ECG accuracy

• No impact on ECG morphology

How many electrodes are placed on the chest in a 12-lead ECG?

• 10

• 8

• 6

• 4