'Internodal pathways' diaporamas de présentation

The Cardiovascular System

The Cardiovascular System. Chapters 15-18. The Heart. Location: Thoracic cavity Behind sternum Between the lungs. The Heart:. Protective sac PERICARDIUM Layers of heart tissue Epicardium Myocardium Endocardium. The Heart. Function Double pump Right ?

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Electrical Conduction in Myocardial Cells

Electrical Conduction in Myocardial Cells . Figure 14-17. 1. 1. SA node. AV node. 2. 1. THE CONDUCTING SYSTEM OF THE HEART. SA node depolarizes. 2. Electrical activity goes rapidly to AV node via internodal pathways. SA node. 3. Internodal pathways. 3. Depolarization spreads

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Anatomy and Physiology

288 views • 12 slides