Cardiac Conduction System

Front

Where are the electrical signals for the conduction process created?

Back

SA Node

Front

What is the second structure that electrical signals pass through in the conduction process?

Back

AV Node

Front

What does depolarization result in?

Back

contraction

Front

What does repolarization result in?

Back

relaxation

Front

What is going on in the heart during the T-wave?

Back

Repolarization of the ventricle

Front

The last place electrical impulses move through the heart is located where? Options: the AV Node, the Purkinje fibers, the SA Node, the AV Bundle

Back

the Purkinje fibers

Front

Depolarization of a heart chamber such as the left atrium means the left atrium has

Back

contracted

Front

The P wave on an ECG printout represents

Back

contraction of the atria

Front

The T wave on an ECG printout represents

Back

relaxation of the ventricles

Front

Which part of the ECG corresponds to the repolarization of the ventricle?

Back

T wave