EKG Tracings
Blood flow through the heart
Electrical Conduction system
EKG Terminology
Electrode Placement
100

The first wave on an EKG is? _________

It represents _________________

P wave, Atrial Depolarization
100

Oxygenated blood returns to the heart via? 

Pulmonary vein

100

Who is the natural pacemaker of your heart? 

It is located on which chamber of the heart? 

SA node, Right atrium below the entrance of the Vena Cava

100
What is an EKG?

Recording of the electrical conduction of the heart

100

V1 is placed on? 

4th intercostal, right of the sternum

200

The QRS Complex represents? 

Ventricular depolarization

200

Deoxygenated blood travels to the lungs via? 

Pulmonary artery

200

The right and left bundle branches send the signal to? 

Purkinje Fibers

200
What is an electrocardiogram? 

The image generated by and EKG machine

200

V3 is placed? 

In between v2 and v4
300

The T wave represents? 

Ventricular RE-polarization

300

Deoxygenated blood from the lower part of the body (below the diaphragm) enters the heart via which blood vessel? 

Inferior vena cava

300

The ___________________ receives the electrical signal from AV node.

AV bundle (bundle of His)

300

What is an electrocardigraph?

The machine/instrument used to generate and EKG

300

V4 is placed? 

5th intercostal, crossing the mid clavicular line

400

This u waves occurs when? 

Patient has hypokalemia

400

When deoxygenated blood travels from the Right atrium to the Right ventricle it gets pushed through which valve? 

Tricuspid Valve
400

The _________receives electrical signals from the SA node

AV node

400

What is an electrode? 

Sticky pads with conductive gel used to connect lead wires

400

V5 is placed on? 

5th intercostal space, anterior axillary line

500

Name of the flatline in between heart beats

Baseline

500

When oxygenated blood travels through the left atrium to the left ventricle is travels through which valve? 

Bicuspid (mitral valve)

500

Located in the walls of the ventricles, these fibers transmit the signals to stimulate the ventricles to contract

Purkinje fibers

500

Differentiate lead and lead wire

Lead=image

Lead wire=wires that connect to the electrodes

500

V6 is placed on? 

5th intercostal space, crossing the mid axillary line