Eosinophils and lymphocytes are both types of leukocytes.
Indicate whether this statement is true or false.
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Question 2) Consuming meat that has been infected with a prion can lead to the disease
A. trichomoniasis.
B. bovine spongiform encephalopathy.
C. clostridium tetani.
D. histoplasmosis.
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Question 3) Which cells resemble basophils and are found in connective tissue, close to small blood vessels?
A. Dendritic cells
B. Mast cells
C. NK cells
D. Alveolar macrophages
E. Cytokines
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Question 4) Cytokines have a _____ half-life and exert influence on ________________.
A.
long; immune cells only.
B.
long; immune and non-immune cells.
C.
short; immune cells only.
D.
short; immune and non-immune cells.
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Question 5) Small fragments of infectious proteins that cause disease in nervous tissue are known as ________.
Fill in the blank with correct word.
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Question 6) Mad cow disease (variant Creutzfeldt-Jakob disease) is caused by a
A. fungus.
B. protozoan.
C. prion.
D. virus.
E. bacterium.
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Question 7) The microglia of the brain are macrophages.
Indicate whether this statement is true or false.
(
Question 8) Old or defective erythrocytes and platelets are engulfed within the lymph organ known as the ________.
Fill in the blank with correct word.
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Question 9) Most bacterial species are pathogenic.
Indicate whether this statement is true or false.
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Question 10) A lymph nodule contains a germinal center surrounded by a region containing T-lymphocytes, dendritic cells, and macrophages; this outer region is known as a ________ zone.
Fill in the blank with correct word.