Biology 2010 Student Edition

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

Chapter 33, Circulatory and Respiratory Systems - 33.1 - The Circulatory System - 33.1 Assessment - Page 953: 2a

Answer

Flow of blood is as follows: Blood is pumped from the heart to the lungs from which it carries oxygen and then travels throughout the body. It returns to the lungs carrying CO2 from the body and then again goes to the heart.

Work Step by Step

As above
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