lymphatic system part 2

Question 1

which one of the following can activate T cells and B cells

interleukins, interferons, and colony stimulating factors
cells infected with viruses, bacteria, ir cancer cells
exposure to a specific antigen at a specific site in a plasma membrane
disease-eating agents

Answer 1

exposure to a specific antigen at a specific site in a plasma membrane

Question 2

what cell is stimulated when an antigen is bound to a Class 1 MHC molecule

B cells
plasma cells
helper T cells
cytotoxic cells

Answer 2

cytotoxic cells

Question 3

hormones of the immune system include all of the following EXCEPT

interleukins
interferons
natriuretic peptide
thymosin

Answer 3

natriuretic peptide

Question 4

which immunoglobins are primarily found in a glandular secretions such as saliva and tears

Ig E
IgD
IgA
IgG

Answer 4

IgA

Question 5

the following are steps in the cell-mediated immune response, what is the correct order

1. several cycles of mitosis occur
2. antigen is engulfed and presented by a macrophage
3. cytotoxic T cells migrate to focus of infection
4. T cells with specific receptors recognize the antigen
5. T cells differentiate into cytotoxic T cells or T memory cells
6. Cytotoxic T cells release perforin and/ or lymphotoxin

Answer 5

2
4
1
5
3
6

Question 6

which immunoglobins are responsible for the anti-Rh antibodies produced by Rh-negative mothers when exposed to Rh antigen D

IgA
IgG
IgE
IgM

Answer 6

IgG

Question 7

in an experimental situation a pig is exposed to a viral antigen to which it makes antibodies. These antibodies are then purified and injected into a human with the same viral disease. This is an ex of

passive immunization
active immunization
innate immunity
natural immunity

Answer 7

passive immunization

Question 8

which immunoglobin form Anti-A and Anti-B in the plasma of the blood

IgA
IgM
IgE
IgG

Answer 8

IgM

Question 9

which one is the measure of antibody level in the plasma

the primary response
the secondary response
antigen concentration
the antibody titer

Answer 9

the antibody titer

Question 10

2 types of immunity

Answer 10

innate and adaptive

Question 11

adaptive immunity

Answer 11

specific
t cells and b cells are involved

Question 12

2 types of adaptive immunity

Answer 12

passive
active

Question 13

active adaptive immunity has 2 types

Answer 13

naturally acquired
aritifically induced