Immune system Qs 9-16

Question 1

The antigen specificity of an adaptive immune response is due to:

Answer 1

Activation of antigen-specific lymphocytes.

Question 2

clonal selection:

Answer 2

Results in proliferation of antigen-specific lymphocytes.

Question 3

Cytokines are NOT:

Answer 3

Antigen-specific

Question 4

A fundamental difference between the antigen receptors on B cells and on T cells is their:

Answer 4

Different requirements for antigen presentation

Question 5

Genes for immunoglobulins (antibodies) are unlike other human genes that:

Answer 5

Gene segments must be spliced together to make each unique antibody molecule.

Question 6

Humoral immunity can be acquired passively by:

Answer 6

recieving serum from someone who has recovered from an infection.

Question 7

Innflammation does NOT involve:

Answer 7

Secreting of antibodies.

Question 8

Innate immune responses are most effective against:

Answer 8

Common antigens on bacteria.