Electrocardiogram (ECG) Procedures and Functions

What is the primary function of an electrocardiogram (ECG)?

• To measure blood pressure.

• To assess lung function.

• To diagnose various heart conditions.

• To monitor brain activity.

What items should a patient remove before undergoing an ECG?

• Only clothing covering the chest.

• All metallic objects, including jewelry and belts.

• Only shoes and socks.

• Nothing, as it does not affect the reading.

Which color-coded electrode is correctly placed on the patient's right arm during an ECG?

• Yellow

• Green

• Red

• Black

How are the 10 electrodes used in a standard ECG categorized and distinguished?

• All 10 are chest electrodes, distinguished by size.

• 6 chest electrodes (numbered) and 4 limb electrodes (color-coded).

• 4 chest electrodes (color-coded) and 6 limb electrodes (numbered).

• All 10 are limb electrodes, distinguished by shape.

Where is the V1 electrode positioned on the patient's chest?

• Left side, between the 3rd and 4th ribs.

• Right side, between the 3rd and 4th ribs, at the nipple level.

• Left side, between the 4th and 5th ribs.

• Right side, two fingers below the nipple.