Principles of Anatomy and Physiology 14e with Atlas of the Skeleton Set (14th Edition)

Published by Wiley
ISBN 10: 1-11877-456-6
ISBN 13: 978-1-11877-456-4

Chapter 21 - The Cardiovascular System: Blood Vessels and Hemodynamics - Figure 21.4 - Page 735: 1

Answer

Substances cross capillary walls through intercellular clefts and fenestrations, by transcytosis, and through plasma membranes of endothelial cells.

Work Step by Step

The ultimate function of the cardiovascular system is to facilitate capillary exchange, that is, the movement of substances between the blood and the interstitial fluid(ISF). Substances enter and leave the blood mainly in three ways-- diffusion, transcytosis, and bulk flow.
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