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Basic EKG Identification

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by

Josephine Duque

on 20 August 2013

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Transcript of Basic EKG Identification

Basic EKG Identification
Josephine Garcesa-Duque RN, MSN, CCRN
Arrhythmia or Abnormal heart rhythm


Normal Components of the EKG Waveform


Pacemakers


Asystole/Ventricular Standstill



Ventricular Tachycardia



Junctional Dysrhythmias
Premature Junctional Contractions


Paroxysmal Ventricular Tachycardia


Sinoatrial Block



Premature Atrial Contractions



Atrial Dysrhythmias
Wandering Atrial Pacemaker



Third Degree AV Block or Complete AV Block



Second Degree AV Block (Mobitz type II)


Heart blocks

Sinus Arrhythmia

Sinus Dysrhythmias
Bradycardia


How to Read an EKG Strip


Physiology of Cardiac Conduction


Idioventricular Rhythm


Ventricular Fibrillation



Ventricular Dysrhythmias
Premature Ventricular Contractions



Junctional Escape Beats and Rhythm



Torsade de Pointes



Atrial Fibrillation



Atrial Flutter



Paroxysmal Atrial Tachycardia



Junctional Tachycardia



Multifocal Atrial Tachycardia



Sinus Arrest


Bundle Branch Block

Second Degree AV Block (Mobitz type I, Wenkebach)

Sinus Tachycardia


First Degree AV Block



Electrical Signals and Blood Flow


Sympathetic
Parasympathetic


Autonomic Nervous System

S-A node (sino atrial node)

A-V node (atrio ventricular node

His-Purkinje system
 His Bundle (the start of the system)
 Right bundle branch
Left bundle branch
 Purkinje fibers (the end of the system






Parts of the Electrical System

Heart's Electrical System

Anatomical View of the Human Heart
Anatomical View of the Human Heart
Objectives:
Understand the Anatomy of the heart
Differentiate myocardial cells, electrical cells and pacemaker cells
Describe the cardio-pulmonary blood flow
Explain the effects of the sympathetic and parasympathetic nervous system
Outline the electrical conduction system of the heart
Identify P-waves, QRS-waves, T-waves and measure time on the EKG paper
Differentiate Sinus Arrhythmia, Atrial Arrhythmias, AV Junctional Arrhythmias
Differentiate Sinus Block, AV Blocks, Sinus Arrest,
Identify Ventricular Arrhythmias, Bundle branch Blocks, Pacemaker Rhythms
Step by Step Interpretation of Rhythm Strips



Exterior part of the heart
Heart Chambers
Heart Valves
Coronary Circulation
Coronary Circulation
The Heart Wall
Cardiac Cells

How to Read an EKG Strip

Normal Components of the EKG Waveform


The Basic EKG Waveforms
The P wave
P Waves Example
The PR Intervals
The QRS Complex
QRS Complex
Junctional Rhythm
Full transcript