Cardiac Monitoring Vocab Basic
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| 4-Lead ECG | An ECG that uses 4 leads attached to the pts skin; these include the limb leads
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| 12-Lead ECG | An ECG that uses 12 leads attached to the pts skin; these include the limb leads and chest leads
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| arrhythmia | Abnormal rhythm of the heart, sometimes called a dysrhythmia
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| asystole | The complete absence of any electrical cardiac activity, appearing as a straight or almost straight line on an ECG strip.
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| cardiac monitoring | The act of viewing the electrical activity of the heart thru the use of an ECG machine or cardiac monitor
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| Chest leads | the leads that are used only with a 12-lead ECG and must be placed exactly; includes leads V1, V2, V3, V4, V5, and V6
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| ECG | Electrocardiogram; an electronic tracing of the heart's electrical activity thru leads, which originate in the electrocardiograph machine and contain electrodes that attach to the pts chest and/or limbs
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| Electrical conduction system | A network of special cells in the heart thru which an electrical current flows, causing contractions of the heart that produce pumping of blood.
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| Limb leads | the four leads used with a 4-lead ECG; placed on or close to the right arm, left arm, right leg, and left leg
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| normal sinus rhythm | A rhythm that has consistent P waves, consistent P-R intervals, and a regular heart rate between 601 and 100 beats/min
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| sinus bradycardia | A rhythm that has consistent P waves, consistent P-R intervals, and a regular heart rate that is less than 60 beats/min
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| sinus rhythm | A rhythm in which the SA node acts as the pacemaker.
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| sinus tachycardia | A rhythm that has consistent P waves, consistent P-R intervals, and a regular heart rate that is more than 100 beats/min.
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| ventricular fibrillation | A rapid, completely disorganized ventricular rhythm with chaotic characteristics, no specific pattern, and no discernable P, QRS, or T waves
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| ventricular tachycardia | The presence of three or more abnormal ventricular complexes in a row with a rate of more than 100 beats/min.
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Created by:
kcpatterson
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