Biological Science (6th Edition)

Published by Benjamin Cummings
ISBN 10: 0321976495
ISBN 13: 978-0-32197-649-9

Chapter 45 - Animal Movement - Review - Page 959: 1

Answer

A

Work Step by Step

Skeletal muscles are voluntary, meaning they contract as a result of signaling from the central nervous system. Smooth and cardiac muscle tissues operate on their own accord, as neuron membranes depolarize to bring about the contraction.
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