ECG 1
The flat, horizontal line that separates the various waves is known as what?
What is the Basline
The part of the ECG between 2 waves is known as what?
What is a Segment
The medical term for a "Heart Attack" is what?
What is Myocardial Infarction
This Lead is known as the Ground and only serves as an electrical reference point
What is the Right Leg lead
This part of the heart is known as the "Pacemaker" of the heart.
What is the Sinoatrial Node
At what speed does ECG paper normally move?
What is 25 mm/sec
A dried-out electrode may lead to this type of artifact on an ECG tracing
What is a Wandering Baseline artifact
The network of cells and electrical impulses that creates the heartbeat is known as what?
What is the Conduction System
A ____________ represents one complete heartbeat.
What is a Cardiac Cycle
When cardiac cells are in their resting state, this is known as what?
Which Bipolar Lead records from the Right Arm to the Left Leg?
Which lead records the electric current traveling between the right arm electrode and a central point between the left arm and left leg?
This part of the ECG Cycle represents electrical recovery
What are T waves
This part of the ECG Cycle represents ventricular depolarization
What is the QRS Complex
The ________ represents the time from the end of ventricular depolarization to the beginning of ventricular repolarization
What is the ST Segment
Which wave in the ECG cycle represents Diastole?
What is the T wave
The ability of the heart to initiate an electrical impulse without being stimulated by another source is known as what?
What is Automaticity
A delay in the impulse occurs to allow complete contraction of the atria and the ventricles fill with blood from the atria occurs where?
In the Atrioventricular Node
Deoxygenated blood is returned by way of the vena Cava to what part of the heart?
What is the Right Atrium of the heart
What is the Einthoven Triangle