AP Biology (Mader), 11th Edition

Chapter 33: Lymph Transport and Immunity

Post-Test

1
The lymphatic system performs all of the following functions EXCEPT:
A)carries platelets and factors for clotting blood.
B)absorbs fats at the lymphatic capillaries in the intestines and transports them to the bloodstream.
C)defends the body against disease.
D)absorbs excess tissue fluid and returns it to the bloodstream.
2
The first lymphoid organ(s) to encounter pathogens and antigens that enter the body by way of the nose and mouth is/are the _____.
A)spleen
B)thymus gland
C)tonsils
D)lymph nodes
3
The lymph is cleansed by _____.
A)macrophages in lymph nodes
B)the spleen
C)the thymus gland
D)All of these
4
The blood is cleaned by the _____.
A)lymph nodes
B)spleen
C)thymus gland
D)None of these
5
White blood cells are produced by the _____.
A)red bone marrow
B)spleen
C)thymus gland
D)All of these
6
The risk of tissue and organ rejection can be minimized by _____.
A)the use of immunosuppressive drugs
B)transplanting an organ with the same type HLA antigens as those of the recipient
C)performing autotransplants when possible
D)All of these
7
Tissue rejection occurs because _____ bring about destruction of the foreign tissues.
A)memory T cells
B)neutrophils
C)cytotoxic T cells
D)red blood cells
8
The first antibodies produced during most B cell responses are:
A)IgA
B)IgE
C)IgM
D)IgG
9
Infants acquire _____ immunity from breast feeding.
A)passive
B)active
C)cell-mediated
10
Most vertebrates have innate immunity, which:
A)recognizes microbial invaders but shows no signs of increased response upon repeated exposure.
B)is characterized by the presence of a large number of diverse receptors on B and T cells.
C)has an immunological memory after an initial exposure to an antigen.
D)evolved quite suddenly and may be related to the presence of transposons.
11
Sensitized T cells initiate _____.
A)delayed allergic responses
B)immediate allergic responses
C)autoimmune diseases
D)All of these
12
A common autoimmune disease that causes recurring inflammation in synovial joints is _________.
A)rheumatoid arthritis
B)multiple sclerosis
C)systemic lupus
D)AIDS
13
One type of immediate allergic response is caused by _____ antibodies attached to mast cells and basophils.
A)IgA
B)IgG
C)IgE
D)IgM
14
All of the following are true of active immunity EXCEPT:
A)Results in long-term immunity.
B)Occurs when an individual is given prepared antibodies.
C)Ensures the next exposure to the antigen results in a quicker immune response
D)Is dependent on the presence of memory B cells.
15
Specific immunity _____.
A)depends on the activity of neutrophils and macrophages
B)recognizes very specific antigens on the pathogens
C)is amplified by the complement system
D)All of these
16
When an allergen binds to IgE antibodies on mast cells and basophils _____, is/are released which cause(s) the coldlike symptoms.
A)interferon
B)cytokines
C)histamine
D)complement
17
The _____ are disabled by the HIV virus.
A)plasma B cells
B)memory B cells
C)helper T cells
18
Worn out and damaged red blood cells are removed from the blood by the _____.
A)liver
B)kidneys
C)spleen
D)thymus gland
19
Nonspecific defense includes all of the following EXCEPT:
A)Barriers to entry
B)Inflammatory reactions
C)Antibody-mediated immunity
D)Protective proteins
20
The redness associated with the inflammatory reaction is a result of _____.
A)enlarged capillaries
B)an increase in tissue fluid production
C)increased phagocytosis
D)the stimulation of free nerve endings
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