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Author Question: A pinpoint, gray-white colony is isolated as >100,000 colonies/mL from the urine of an ... (Read 471 times)

nramada

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on: Jun 25, 2018
A pinpoint, gray-white colony is isolated as >100,000 colonies/mL from the urine of an 89-year-old leukemic patient. The colony stains as palisading gram-positive rods. The organism should be
 
  A) catalase negative and urea positive. B) catalase positive and urea negative.
  C) catalase negative and urea negative. D) catalase positive and urea positive.

Question 2

Given a request for a culture for isolation of Haemophilus ducreyi, what is the ideal medium for its isolation?
 
  A) Chocolate agar with 3 mcg/mL vancomycin B) Chocolate agar
  C) Thayer-Martin agar D) JEMBEC


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juicepod

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

D

Answer to Question 2

A


nramada

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Reply 2 on: Jun 25, 2018
Great answer, keep it coming :)

aliotak

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Reply 3 on: Yesterday
Excellent

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