Life: The Science of Biology 11th Edition

Published by W. H. Freeman
ISBN 10: 1-31901-016-4
ISBN 13: 978-1-31901-016-4

Chapter 44 - Neurons, Glia, and Nervous Systems - 44.2 - Neurons Generate and Transmit electric Signals - 44.2 Recap - Learning Outcomes - Page 949: 3

Answer

The action potential must travel along the axon's length by an influx in sodium ions. This depolarizes the adjacent membrane areas and opens voltage gated channels that propagate the action potential.

Work Step by Step

The action potential must travel along the axon's length by an influx in sodium ions. This depolarizes the adjacent membrane areas and opens voltage gated channels that propagate the action potential.
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