Multiple Choice
Identify the
letter of the choice that best completes the statement or answers the question.
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1.
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Mucous membranes a. | cover all the body’s surfaces. | b. | line internal
body surfaces that are in contact with the environment. | c. | produce
antibodies to combat infection. | d. | secrete sweat, which has antibacterial
enzymes. | | |
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2.
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All
of the following possess mucous membranes except the a. | digestive
tract. | c. | nasal
passages. | b. | surface of the skin. | d. | vagina. | | | | |
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3.
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Which
of the following is a nonspecific defense against pathogens? a. | B
cells | c. | helper T
cells | b. | antibodies | d. | the inflammatory response | | | | |
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4.
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Refer
to the illustration above. During which time period would the first antibodies to the pathogen be
produced? a. | Period
A | c. | Period
C | b. | Period
B | d. | None of the
above. | | | | |
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5.
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An
autoimmune disease in which the immune system attacks the insulating material surrounding nerve cells
in the brain, in the spinal cord, and in the nerves leading from the eyes to the brain
is a. | multiple
sclerosis. | c. | Graves’
disease. | b. | rheumatoid arthritis. | d. | lupus erythematosus. | | | | |
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