Biology 2010 Student Edition

Published by Prentice Hall
ISBN 10: 9780133669510
ISBN 13: 978-0-13366-951-0

Chapter 30, Digestive and Excretory Systems - Assessment - 30.3 The Digestive System - Understand Key Concepts/Think Critically - Page 891: 16

Answer

The epiglottis closes the opening of the trachea while the food is in the mouth, which prevents the food from entering the lungs.

Work Step by Step

As above
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