Clicker/TA questions for exam 2

Question 1

The adaptive immunity response includes the following:
A. Humoral immunity
B. Cell-mediated immunity
C. Innate immunity
D. Both cell-mediated and humoral immunity
E. Both cell-mediated and innate immunity

Answer 1

D

Question 2

CD4+ and CD8+ T cells specifically MHC restricted in that:
A. CD4+ T cells are MHC I restricted
B. CD4+ T cells are MHC II restricted
C. CD8+ T cells are MHC II restricted
D. Both T cells are MHC I restricted

Answer 2

B

Question 3

Antibodies and B cells receptors (BCR) recognize antigens in which form?
A. Processed antigens
B. Processed antigens bound MHCs molecules
C. Native unprocessed antigens
D. Processed proteins bound to MHC molecules

Answer 3

C

Question 4

Which of the following bacterial factors can inhibit phagocytosis?
A. Capsule
B. Fimbriae
C. Biofilm
D. All of the above

Answer 4

D

Question 5

What is the most important reason for antigenic variation in a pathogen?
A. Tricks the immune response
B. Invasion of host cells
C. Ability to move through host cytoplasm
D. Trigger a vigorous immune response

Answer 5

A