Answer Happy

Question 42 (2 points)
Influenza, TB (tuberculosis) and the rabies virus are examples
of ____ microbes.
Question 42 options:
opportunistic pathogens
transformed residents
resident
strict pathogens
displaced
Question 43 (2 points)
Hemolysis on blood agar can differentiate groups of
Streptococcus.
Question 43 options:
Question 44 (2 points)
In a lab, how can you detect Streptococcus pneumoniae?
Question 44 options:
We can look for hemolysis on blood agar
We can test for sensitivity to optochin
We can test for resistance to bacitracin
All options are correct
No options are correct
Question 45 (2 points)
Beta hemolysis is the partial digestion of red blood cells.
Question 45 options:
Question 46 (2 points)
Select all options that apply. Streptococcus salivarius…
Question 46 options:
Is implicated in dental caries
Is found in the oral cavity
Is implicated in sore throat
Is a Gram-positive cocci
Is a probiotic
Antagonizes the growth of Streptococcus pyogenes
Question 47 (2 points)
Streptococcus pyogenes is thought to antagonize the growth of
Streptococcus pneumoniae.
Question 47 options:
Question 48 (2 points)
All Streptococci species can be differentiated based on their
sensitivity to the drug optochin.
Question 48 options:
Question 49 (2 points)
The majority of upper respiratory tract infections are caused by
viruses.
Question 49 options:
Question 50 (2 points)
Saved
A bright yellow result for the Snyder agar test indicates
Question 50 options:
Little to no acid production
Gum disease
Acid production
Sore throat
Plaque accumulation