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33 Cards in this Set
- Front
- Back
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Polarization occurs where..
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Prior to the P wave..
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The P Wave represents..
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Atrial Depolarization
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The QRS Complex consists of..
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The AV Node, Bundle of His, Bundle Branches and Purkinje Fibers.
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Ventricular Depolarization occurs..
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in the QRS Complex
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T wave..
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Ventricular Repolarization
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Normal Paper speed for an adult EKG is
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25 mm/ps
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Bradycardia
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slow heart beat
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Tachycardia
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rapid heart beat
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Additional names of the baseline of an EKG..
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isoelectric, zero voltage, flat line
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5 Steps of the Cardiac Conduction System..
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SA Node, AV Node, Bundle of His, Bundle Branched, Purkinje Fibers
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The SA Node is also known as the
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Pacemaker of the heart
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What 'delays' in order for the atria to complete their contraction and the ventricles to fill...
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AV Node
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ST Segment..
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time between ventricular depolarization and prior to ventricular repolarization..
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PR Interval..
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beginning of atrial depolarization to the middle of ventricular depolarization.
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One large box on an EKG is equal to..
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5mm squared
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The Sensitivity Control..
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regualtes the gain or height of the waveforms.
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Normal Sensitivity Control setting is..
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10 mm/mv
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The Mitral Valve is also known as..
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the Bicuspid Valve or the Left Atrioventricular Valve
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V2 is positioned..
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On the left side of the sternum at the 4th intercostal space
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V4 is positioned..
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At the midclavicular line in the 5th intercostal space
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V6 is positioned..
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On the midaxillary line, at the 5th intercostal space..
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The right leg sensor is used as the..
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ground.
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The Pulmonary Artery brings the blood from the heart to the..
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Lungs.
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The EKG was invented in..
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the 1900's
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Wave forms are also called
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deflections
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The vertical line or axis on an EKG represents..
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Voltage
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The horizontal line or axis on an EKG represents ..
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Time
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How many electrodes are placed on the body..
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10 Electrodes
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What is another name for the leads placed on the chest..
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Precordial Leads
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What chambers receive blood..
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Atria
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What chambers pump the blood..
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Ventricles
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What structures bring blood into the right side of the heart..
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Superior Vena Cava and Inferior Vena Cava
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Arrythmia..
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abnormal rhythm or heart beat
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