Human Anatomy & Physiology (9th Edition)

Published by Pearson
ISBN 10: 0321743261
ISBN 13: 978-0-32174-326-8

Chapter 21 - The Immune System: Innate and Adaptive Body Defenses - Review Questions - Page 799: 12(1)

Answer

B and G

Work Step by Step

Phagocytes include neutrophils and macrophages. Their function is to ingest and engulf pathogens that break the epithelial barrier. This process is facilitated when opsonins (antibodies or complements to which the phagocyte’s receptors can bind) attach to the pathogen’s surface (page 766).
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