Life: The Science of Biology 11th Edition

Published by W. H. Freeman
ISBN 10: 1-31901-016-4
ISBN 13: 978-1-31901-016-4

Chapter 48 - Gas Exchange - 48.5 - Breathing Is Homeostatically Regulated - 48.5 Recap - Learning Outcomes - Page 1040: 3


As chemosensors, carotid bodies and aortic bodies are activated to regulate oxygen and carbon dioxide levels in the bloodstream by monitoring the partial pressure of carbon dioxide. They can stimulate increases in breathing at high altitudes or low blood pressures.

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