The Ziehl-Neelsen stain is useful in identifying which family of microorganisms?
a. Streptococci c. Staphylococci
b. Mycobacterium d. Pseudomonas
ANS: B
The Ziehl-Neelsen stain is also called the acid-fast stain and is used to identify Mycobacterium species such as Mycobacterium tuberculosis. This stain is not used to identify streptococci, staph-ylococci, or Pseudomonas.
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Which of the following are risk factors for the development of melanoma?
A) Tanning B) Fair skin C) Blistering sunburns as a child D) All of the above
A monangle has how many angles?
a. One b. Two c. Three d. None of the above
Which of the following forms of mail correspondence is typically handled by the medical assistant?
Subscription renewals Fee payments Newspapers Promotional literature All of these answers
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A. turning the faucets on and off with wet hands. B. adjusting the temperature of the water to cool. C. using bar soap. D. keeping your hands lower than your forearms.