With regard to the healing of a skin wound, macrophages ________.
A. produce and secrete collagenous fibers
B. phagocytize and digest tissue debris
C. release histamine to increase blood flow to the area
D. stimulate epithelial cells to multiply
E. make capillaries more permeable allowing white blood cells to migrate into the area
Answer: B
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What will be an ideal response?
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