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 - Section 14.1 - Overview of the Brain - Before You Go On - Page 510: 2

Answer

Gyrus – thick fold on the cerebral surface of the brain. Sulcus – shallow grooves on the cerebral surface of the brain.

Work Step by Step

Gyrus comes from gy- meaning “twist, turn”. Gyri are the thick folds on the surface of the brain. Sulcus comes from sulc- meaning “ furrow, groove”. Sulci are the shallow grooves on the surface of the brain.
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