In older adults,
A) exercise can aggravate the age-related decline in the immune response.
B) even a strong immune system does little to protect against common illnesses.
C) as the immune system ages, T cells become more effective, attacking foreign substances directly.
D) the immune system is more likely to turn against normal body tissue in an autoimmune response.
D
You might also like to view...
After State University won its first game in 12 years, thousands of students ran through the streets overturning cars, throwing rocks and bottles, and setting fires. The next day, reporters asked faculty members for their comments
Which of the following concepts would a social psychologist most likely use in explaining this behavior? a) prejudice b) social loafing c) deindividuation d) self-serving bias
Having open, honest, and consistent communication between group members is one of the eight characteristics of effective working groups known as
a) trust and collaboration. b) the expectation of excellence. c) leadership. d) a sense of group unity.