In a healthy heart, which of the following statements is TRUE? A) Depolarization of the interventricular septum occurs from right to left. B)The right ventricle depolarizes before the left ventricle. C) The wave of depolarization passes more quickly through the AV node than the Purkinje fibers. D) The QRS complex is predominantly upright in Leads I and II. E) The mean electrical axis is generally between +100 and +150 degrees.

In a healthy heart, which of the following statements is TRUE? A) Depolarization of the interventricular septum occurs from right to left. B)The right ventricle depolarizes before the left ventricle. C) The wave of depolarization passes more quickly through the AV node than the Purkinje fibers. D) The QRS complex is predominantly upright in Leads I and II. E) The mean electrical axis is generally between +100 and +150 degrees.

Human Physiology: From Cells to Systems (MindTap Course List)

9th Edition

ISBN:9781285866932

Author:Lauralee Sherwood

Publisher:Lauralee Sherwood

Chapter9: Cardiac Physiology

Section: Chapter Questions

Problem 12RE

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