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Author Question: Legionellosis is transmitted by which of the following modes? a. Mosquitoes c. Airborne aerosol ... (Read 148 times)

bucstennis@aim.com

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on: Jul 16, 2018
Legionellosis is transmitted by which of the following modes?
 
  a. Mosquitoes c. Airborne aerosol
  b. Airborne dust d. Waterborne vehicle

Question 2

A Gram stain leaves the following organism violet. Which pathogen could this be?
 
  a. Escherichia coli c. Staphylococcus au-reus
  b. Bacillus anthracis d. Streptococcus pneumoniae


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Pswine

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Reply #1 on: Jul 16, 2018
Answer to Question 1

ANS: C
The transmission mode for legionellosis is through airborne aerosols. Mosquitoes transmit malaria. Airborne dust transmits histoplasmosis. Water transmits shigellosis and cholera.

Answer to Question 2

ANS: D
Streptococcus pneumoniae are gram-negative spheres that occur in chains. Escherichia coli are gram-negative and rod-shaped. Bacillus anthracis are gram-positive and rod-shaped. Staphylo-cocus aureus are gram-positive spheres that occur in irregular clusters.


bucstennis@aim.com

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Reply 2 on: Jul 16, 2018
Great answer, keep it coming :)

mcarey591

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Reply 3 on: Yesterday
Excellent

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