Biology (11th Edition)

Published by McGraw-Hill Education
ISBN 10: 1259188132
ISBN 13: 978-1-25918-813-8

Chapter 43 - The Nervous System - Review Questions - Synthesize - Page 915: 2

Answer

Rising: sodium open, potassium closed Falling: sodium closed, potassium open Undershot: sodium closed, potassium closing

Work Step by Step

To get this answer, see the chapter on the different roles of ions during an action potential. Match the state of the ion channel with what the ion does (in terms of concentration/movement) during a given part of an action potential.
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