Human Biology, 14 Edition

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

Chapter 18 - Assess - Page 409: 9

Answer

9.e -- both b and c are correct

Work Step by Step

Fetal blood avoids the pulmonary circuit but utilizes the systemic circuit. The necessary exchanges of gases between the fetal and maternal circulation take place in the placenta--not in the lungs.
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