Human Biology, 14 Edition

Published by McGraw-Hill Education
ISBN 10: 1-25924-574-8
ISBN 13: 978-1-25924-574-9

Chapter 12 - Engage - Page 259: 7

Answer

7. When cervical vertebrae are broken, they can no longer support the head.

Work Step by Step

In such a case moving the head forward or backward will stretch and injure the spinal cord.
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