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Author Question: Loeffler's medium is useful in making a presumptive identification of Corynebacterium diphtheriae ... (Read 66 times)

rosent76

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on: Jun 25, 2018
Loeffler's medium is useful in making a presumptive identification of Corynebacterium diphtheriae from a pharyngeal culture because it
 
  A) detects hydrogen sulfide production.
  B) inhibits the growth of normal upper respiratory flora.
  C) enhances metachromatic granule formation.
  D) detects toxin-producing strains.

Question 2

To diagnose diphtheria, the appropriate specimen for collection is a
 
  A) portion of the membrane. B) portion of the black scab.
  C) swab of the contaminated medical device. D) pharyngeal swab.


lou

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Reply #1 on: Jun 25, 2018
Answer to Question 1

C

Answer to Question 2

D


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