Disruptions in Immune Function Do Not Necessarily Increase the Incidence

Multiple Choice

Disruptions in immune function do not necessarily increase the incidence of infectious disease because

A) the immune system has many redundant components.
B) disruptions in immune function may be too brief to affect susceptibility to infection.
C) disruptions in immune function may trigger compensatory improvements to other aspects of immune function.
D) all of the above
E) both A and B