EKG

Question 1

What is an EKG sometimes referred to?

Answer 1

Electrocardiogram (ECG)

Question 2

What does the ECG measure?

Answer 2

Electrical activity of the heart & electrical impulses to determine if the heart is working correctly or if there is a defect in rhythm.

Question 3

Electrical impulses travel through…?

Answer 3

Heart as it beats and causes to contract

Question 4

The ____ node triggers the heart to beat?

Answer 4

SA

Question 5

The ____ node controls the top of the heart?

Answer 5

AV

Question 6

What an an ECG help diagnose?

Answer 6

• Blocked blood vessels
• causes of chest pain
• thickening of the heart walls
• heart attack
• arrhythmias
• irregular heartbeat
• heart failure

Question 7

ECG can reveal significant information about:

Answer 7

• the nerve conduction pathways in the heart
• the rate and rhythm of the heart
• the size and thickness of certain chambers of the heart

Question 8

What an ECG holter monitor?

Answer 8

An EKG that a person wears for an extended period of time (usually 24 hrs).

Question 9

How is an ECG monitor attached?

Answer 9

A healthcare professional will attach electrodes to a persons chest, which are linked to a small recording device.

Question 10

A person can use this device on a _____ or ______ around there neck?

Answer 10

Belt ; hung

Question 11

ECG vs Echocardiogram?

Answer 11

2 different tests that monitor the heart

Question 12

What is the difference between ECG and echocardiogram?

Answer 12

EKG Looks for abnormalities in hearts, electrical impulses using electrodes
An echo looks for irregularities in the heart structure using an ultrasound
a person may need to have both depending on situation

Question 13

Limb leads are placed wear?

Answer 13

Extremities or chest

Question 14

During stress testing the pt will move arms and legs this causes what?

Answer 14

Artifact

Question 15

It’s best to place the limb leads on chest during what?

Answer 15

Exercise

Question 16

Right arm lead is placed where?

Answer 16

Just below right clavicle

Question 17

Left arm lead is placed where?

Answer 17

In-line with right arm lead just below left clavicle

Question 18

Right leg lead is placed where?

Answer 18

The right upper quadrant of the chest & right upper thigh

Question 19

Where is the left limb lead placed?

Answer 19

Vertically in line with the right leg lead on the left upper quadrant of the chest & left upper thigh

Question 20

Why do we place chest leads V1-V6?

Answer 20

• The define landmarks
• they determine intercostal space spaces eternal notch (between clavicle)

Question 21

What is the sternal angle located?

Answer 21

Below sternal notch A.K.A angle of Louis.

Question 22

What is the sternal angle?

Answer 22

The anterior formed by the the junction of the manubrium and body of sternum

Question 23

Where is V1 located?

Answer 23

Directly to the right of the sternal angle is the 2nd intercostal space. V1 is placed directly below that in the 4th intercostal space right side of sternum.

Question 24

Where is V2 located?

Answer 24

In-line with V1 to the left of the sternum in the 4th intercostal space.

Question 25

Where is V3 located?

Answer 25

Between V2 & V4

Question 26

Where is V4 located?

Answer 26

In the 5th intercostal space midline with the left clavicle (usually directly under the nipple).
Lead 4 is placed before lead 3 as guideline for leads 3 and 5

Question 27

Where is V5 located?

Answer 27

In the level of V4 left of the anterior mid axillary line (just below the armpit)

Question 28

Where is V6 located?

Answer 28

Level with lead 5 placed directly under the armpit at the mix axillary line.