If the Purkinje fibers, situated distal to the A-V junc- tion, become the pacemaker of the heart, what is the expected heart rate? A) 30/min B) 50/min C) 60/min D) 70/min E) 80/min
If the Purkinje fibers, situated distal to the A-V junc- tion, become the pacemaker of the heart, what is the expected heart rate? A) 30/min B) 50/min C) 60/min D) 70/min E) 80/min
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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Transcribed Image Text:26. If the Purkinje fibers, situated distal to the A-V junc-
tion, become the pacemaker of the heart, what is the
expected heart rate?
A) 30/min
B) 50/min
C) 60/min
D) 70/min
E) 80/min
27. If the S-A node discharges at 0.00 seconds, when will
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