31) Which of the following not true of antibodies?
A) There : 1380946.
31) Which of the following is not true of antibodies?
A) There are many different kinds of antibodies.
B) Antibodies are secreted by plasma cells.
C) Vaccines can stimulate production of antibodies.
D) T cells produce antibodies.
E) Antibodies bind to antigens.
32) Once you have had a primary exposure to a specific antigen and encounter this antigen again, you will mount a rapid immune response due to:
A) memory cells.
B) antigen-presenting cells.
C) antibodies.
D) cytotoxic T cells.
33) Clumping of antibodies and antigens is referred to as:
A) coagulation.
B) agglutination.
C) antigen presentation.
D) neutralization.
34) Attaching an antibody to an antigen so that the antigen cannot attach to anything else is referred to as:
A) coagulation.
B) agglutination.
C) antigen presentation.
D) neutralization.
35) The virus HIV, which causes AIDS, infects:
A) mast cells.
B) B cells.
C) T cells.
D) phagocytes.
36) AIDS has become a more manageable illness in developed countries in recent years due to:
A) vaccines.
B) changes in the viral genome.
C) medications that keep HIV from copying itself.
D) general resistance in the human population.
E) declining disease rates in most areas of the world.
37) What does it mean when we say a vaccine is based on an “attenuated” virus?
A) The vaccine is a live virus that has been heat-killed.
B) The vaccine is a live virus that has been chemically damaged.
C) The vaccine is a similar species to the virus that isn’t harmful (e.g., cowpox for smallpox).
D) The vaccine isn’t the virus at all, just similar-shaped chemicals.
E) The vaccine is based on a virus that has been rendered harmless by lab-induced mutation.
38) Which of the following is an autoimmune disease?
A) AIDS
B) type 1 diabetes
C) allergies
D) anaphylactic shock
39) Which of the following is an autoimmune disease that affects women in far greater numbers than men?
A) type 1 diabetes
B) AIDS
C) allergies
D) lupus
40) Which of the following would best be defined in part as an immune system overreaction?
A) autoimmune disease
B) chronic disease
C) allergies
D) cell-mediated response
E) cytotoxic T cell action
31) Which of the following not true of antibodies?
A) There : 1380946
