Unit 5 Test Review - Intro to EKG Technology

Front

Change in electrical charge from negative to positive.

Back

Depolarization

Front

What is happening in a heart chamber during "Repolarization"?

Back

relaxation - filling with blood

Front

Change in electrical charge from positive back to negative.

Back

Repolarization

Front

What is happening in a heart chamber during "Depolarization"?

Back

contraction - pumping blood out

Front

Movement of electrical signals in the heart.

Back

Cardiac Conduction

Front

What do electrodes contain that help conduct the electrical signals from the skin to the lead wire?

Back

gel

Front

What is the appropriate name for the sticky pads placed on the patient's body for an EKG?

Back

electrodes

Front

Which lead does the red arrow represent?

Back

I

Front

Which lead does the red arrow represent? Options: III, II, I, aVF

Back

II

Front

Which lead does the red arrow represent?

Back

III