Match the cell type with its description.
1. These are the most abundant leukocyte; they are formed in the bone marrow.
2. Cytotoxic, these cells are associated with allergic reactions and parasitic infestations.
Usually these cells are less than 3% of the leukocyte population, and only live up to 12
hours.
3. Precursors of macrophages, these cells are relatively rare in blood because they are
actually in transit to some other site.
4. These cells are related to mast cells, and both release chemical mediators such as
histamine and heparin, which aid in the immune response.
5. Estimated to reach populations of one trillion in normal adults, most of these cells reside
in the lymphoid tissues of the body. These cells look quite similar to one another under
the microscope, yet function very differently.
A. lymphocytes
B. neutrophils
C. monocytes
D. eosinophils
E. basophils
1. B. neutrophils
2. D. eosinophils
3. C. monocytes
4. E. basophils
5. A. lymphocytes
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The common cold is a contagious infection of the upper respiratory tract caused by a form of the ____
a. myxovirus b. rhinovirus c. Mycobacterium tuberculosis d. Legionella pneumophila
The plasma membranes of epithelial cells facing the lumen of hollow organs or tubes have the same transport proteins as the plasma membranes that face the interstitial fluid
Indicate whether the statement is true or false.