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Home Q & A Board Biology-Related Homework Help Anatomy and Physiology
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Beanieman Beanieman
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8 years ago
Which statement best describes why atrial depolarization is usually not detected on a normal ECG?
A) The atria do not contract only the AV valves open.
B) The electrodes cannot be placed high enough on the chest to detect the atria.
C) It occurs at the same time as the QRS complex.
D) The voltage change in the atria is minimal and therefore does not register on an ECG.
E) The atria are so small and the depolarization happens so quickly that it cannot be detected.
Textbook 
Principles of Human Physiology

Principles of Human Physiology


Edition: 5th
Author:
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ch1990ch1990
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8 years ago
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Beanieman Author
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#2
8 years ago
You're one smart cookie lol
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