Principles of Anatomy and Physiology 14e with Atlas of the Skeleton Set (14th Edition)

Published by Wiley
ISBN 10: 1-11877-456-6
ISBN 13: 978-1-11877-456-4

Chapter 13 - The Spinal Cord and Spinal Nerves - Figure 13.13 - Page 462: 1

Answer

The depolarization produced in a receptor is a stationary graded potential, or generator potential. When this potential reaches threshold, an action potential (AP) is triggered, and a nerve impulse is propagated.

Work Step by Step

A sensory receptor produces a generator potential. If this generator potential reaches threshold, a nerve impulse is triggered and propagated.
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