Human Biology, 14 Edition

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

Chapter 5 - Section 5.5 - Two Cardiovascular Pathways - Check Your Progress - Page 104: 3

Answer

Blood being pumped away from the heart via the pulmonary artery is low in oxygen content. Blood flowing back to the heart via the pulmonary vein is high in oxygen content. Blood in the pulmonary circuit releases carbon dioxide and takes in oxygen in the pulmonary capillaries.

Work Step by Step

Blood being pumped away from the heart via the pulmonary artery is low in oxygen content. Blood flowing back to the heart via the pulmonary vein is high in oxygen content. Blood in the pulmonary circuit releases carbon dioxide and takes in oxygen in the pulmonary capillaries.
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