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M5: Module 5 Review
Due No due date Points 5 Questions 16 Time Limit None
Instructions
Note: The module described numerous microbial diseases. You are responsible for knowing the
causative agent, morphology, and Gram status of each. Where applicable, you should be able to identify
an image of the resulting disease state in a patient.
Attempt History
Attempt Time Score
LATEST Attempt 1 48 minutes 5 out of 5
Score for this quiz: 5 out of 5
Submitted Apr 25 at 1:55pm
This attempt took 48 minutes.
Question 1 pts
Define the concept of universal precautions.
Your Answer:
Universal precautions mean all handlers must treat all samples, known or
unknown as potentially hazardous or pathogenic materials when an
unknown biological samples arrives in the lab for assessment and further
characterization.
Universal precautions means any and all samples, whether known
or unknown, are to be treated as potentially hazardous (or
pathogenic) materials.
What would a researcher be certain to note while analyzing a microbial
sample?
Your Answer:
(1) the morphological characteristics (size and shape) and
(2) the presence of any observable motility when viewed under a
microscope
Then, if possible, they should capture images of any of the characteristics
described above or at the very least manually draw the aforementioned
observations.
A lab researcher would be certain to note
1. Size and shape
2. Any observable motility
3. Gram status (positive or negative)
4. The presence of any chemical reactions
5. Changes in color localized to the organism or the surrounding
media
6. Capture (or draw) images of any of the characteristics described
above
Question 3 pts
Which non-selective yet differential agar plate should be used if a
Streptococcus sample is suspected?
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