To diagnose an immunodeficiency of
a. B cells, serum protein electrophoresis and immunoglobulin quantitation by nephelometry is performed
b. T cells, live yeast is injected intradermally, and the size of the delayed type of hypersensitivity reaction is measured
c. T and B cells, a spleen biopsy is performed followed by immunohistochemistry
d. macrophage, the enzyme levels are measured
A
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Convert: 7 1/2 qt = _____ c
A) 14 B) 15 C) 60 D) 28 E) 30
Which of the following is most likely to precipitate an asthmatic attack in a child with a diagnosis of extrinsic, or atopic, asthma?
A) Pet dander B) Cold weather C) Stress D) Respiratory tract infections
What is the most popular method of birth control among married couples in the U.S.?
a. condom b. birth control pill c. sterilization d. fertility awareness e. diaphragm
The spirochete organism that causes syphilis is a
A. bacterium. B. virus. C. protozoan. D. fungus.