McGraw-Hill Online Learning Center Test<BLURT>

McGraw-Hill Online Learning Center Test


1. Review the animation and answer the following questions.

Nonspecific phagocytic cells include

A. red blood cells.
B. macrophages.
C. B-cells.
D. helper T-cells.


2. Macrophages A. digest specific foreign substances.
B. mature and differentiate into B-cells.
C. display small antigenic pieces on their surface.
D. are only found in the lymph nodes.


3. Macrophages display antigenic pieces on their surface to A. present them to lymphocytes.
B. defend themselves against infection.
C. as trophies of their conquests.
D. attract other macrophages.
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