Alterations in the immunologic response after a major trauma include:
A.	Decreased CD3 and CD4 population
B.	Depression of neutrophil antimicrobial functions including chemotaxis and phagocytosis
C.	Decreased levels of pro-inflammatory cytokines including tumor necrosis factor, interleukin-1, and interleukin-6
D.	Impaired macrophage receptor expression and antigen presentation
Answer:A
Alterations in the immunologic response after a major trauma include:
A.	Decreased CD3 and CD4 population B.	Depression of neutrophil antimicrobial functions including chemotaxis and phagocytosis C.	Decreased levels of pro-inflammatory cytokines including tumor necrosis factor, interleukin-1, and interleukin-6 D.	Impaired macrophage receptor expression and antigen presentation