bq elprie Sinoatrial node spontaneously fires an action potential action potentials move through Purkinje fibers and into ventricles action potentials travel through noncontractile cells to atrioventricular node action potentials travel down the atrioventricular bundle branches action potentials travel downwards through contractile myocardial cells in atrium action potentials in the atria stop at fibrous barrier action potentials travel upwards through contractile myocardial cells in ventricles action potentials travel out of sinoatrial node via gap junctions action potentials moving upwards through ventricles stop at fibrous barriers H
bq elprie Sinoatrial node spontaneously fires an action potential action potentials move through Purkinje fibers and into ventricles action potentials travel through noncontractile cells to atrioventricular node action potentials travel down the atrioventricular bundle branches action potentials travel downwards through contractile myocardial cells in atrium action potentials in the atria stop at fibrous barrier action potentials travel upwards through contractile myocardial cells in ventricles action potentials travel out of sinoatrial node via gap junctions action potentials moving upwards through ventricles stop at fibrous barriers H
Human Anatomy & Physiology (11th Edition)
11th Edition
ISBN:9780134580999
Author:Elaine N. Marieb, Katja N. Hoehn
Publisher:Elaine N. Marieb, Katja N. Hoehn
Chapter1: The Human Body: An Orientation
Section: Chapter Questions
Problem 1RQ: The correct sequence of levels forming the structural hierarchy is A. (a) organ, organ system,...
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