Rheumatoid factors are:

A. IgM class antibodies
B. IgG class antibodies
C. IgR class antibodies
D. autoantibodies


Answer: D

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The average weight of the adult head that needs to be overcome with cervical traction forces is

A) 20 to 22 lb B) 18 to 20 lb C) 6 to 8 lb D) 12 to 14 lb

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A fungus is a one-celled plant that lacks:

A) virulence B) spores C) color and chlorophyll D) pathogenicity

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The cross sectional study is often also called a(n) _______________ study.

Fill in the blank(s) with the appropriate word(s).

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Which of the following types of bacteria are responsible for gastroenteritis, tuberculosis, whooping cough, botulism, and tetanus?

A. Staphylococci B. Spirilla C. Bacilli D. Vibrios E. Streptococci

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