Anatomy & Physiology: The Unity of Form and Function, 7th Edition

Published by McGraw-Hill Education
ISBN 10: 0073403717
ISBN 13: 978-0-07340-371-7

Chapter 14 - The Brain and Cranial Nerves - Study Guide - Testing Your Recall - Page 555: 6

Answer

c. the reticular activating system

Work Step by Step

The reticular activating system has some control over what sensory signals reach the cerebrum and come to our attention. It plays a central role in sleep because it blocks auditory input from reaching the auditory cortex.
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