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126 UNIT FIVE Understanding the Card 10 2pl VOCABULARY Match the words and definitions. 1 Amplitude 2 Atrial depolarization 3. Atrial systole 4. Bigeminy 5. Cardioversion 6. Complete heart block 7. Contractility 8. Decompensation 9. Defibrillate 10. Inherent 11. Ischemia 12. Isoelectric line 13. Multifocal 14. Unifocal 15. Right bundle branch block 16. Trigeminy 17. Quadrigeminy 18. Ventricular diastole 19. Ventricular escape rhythm 20. Ventricular repolarization 21. Ventricular systole . 1. Beat occurring every fourth complex, as in premature ventricular contractions (PVC) 2. Belonging to anything naturally 3. Coming or originating from one site 4. Condition in which there is a complete dissociation between atrial and ventricular systoles 5. Contraction of the atria 6. Contraction of the two ventricles 7. Disturbance in heart conduction system in which right bundle is blocked and does not conduct impulses normally 8. Elective procedure in which synchronized shock of 25 to 50 joules is delivered to restore normal sinus rhythm 9. Electrical activation of the atria 10. Electrical tracing is neither positive nor negative; baseline 11. Failure of the heart to maintain adequate circulation 12. Force with which left ventricular ejection occurs 13. Local deficiency of blood supply resulting from obstruction of the circulation to the area 14. Occurring every third beat, as in PVC 15. Occurring every second beat, as in PVC 16. Originating from many foci or sites 17. Period of relaxation of the ventricle 18. Reestablishment of the polarized state of the muscle after contraction 19. Size, height, or fullness of voltage 20. Naturally occurring rhythm of the ventricles when the rest of the conduction system fails 21. Use of electrical device to apply countershocks to the heart through electrodes placed on the chest wall 3. البرلرلر Heart rate 9..23 CARDIAC CONDUCTION Match the words and definitions 1 Sinoatrial node 2 Atrioventricular node 3 Normal sinus rhythm 4. Right atrium 5. Right ventricle 6. Left atrium 7. Left ventricle 8.1 Bradycardia Tachycardia 10. wave 11. P wave 12 13. S wave 14. Twave 15. 16. Premature 17. 9 Sinus tachycardia 18. 2 Sinus bradycardia 19. Premature atrial contraction 20 Atrial fibrillation 21 Premature ventricular contraction 22. Ventricular tachycardia 23 Ventricular fibrillation 24._2 Asystole Rwave X Heart rate less than 60 22 Fat line with no QRS complexes soon on ECG 3. An early beat 4. An early bear that has a Pwave and a no complex 5. Where normal cardiac impulse originates 6. A chaotic pattern; no visible cardiac cycles 7. No identifiable P waves with a normal ORS irregularly irregular rhythm 8. Wave that precedes a QRS complex 9. Where an impulse is delayed before going to be Purkinje fibers 10. An early beat with no P wave and a wide, bizana complex 11. Successive beats of three or more widebant complexes 12. Rhythm with normal Pwaves, QRS completandie with a heart rate of 60 to 100 beats per minute om 13. The first negative deflection of a QRS comples 14. A small wave rarely seen after the T wave 15. The first positive deflection of a QRS comples 16 Rhythm with normal Pwaves. QRS complet al T waves with a heart rate of less than 60 bp 17. The chamber of the heart that pumps the blood U wave rest of the body 18. The chamber that receives blood from the body W. Rhythm with normal P waves. QRS complet al T waves with a heart rate of more than 100 m 20. The wave that follows the QRS complex 21. The chamber that receives blood from the pain veins 22. The downward deflection after the Rwave 25. Heart rate of more than 100 bpm 24. Chamber that propels blood into the pulmonary
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