Microbiology 2010 - Microbiology with Lab » Summer 2022 » Post-Test Chapter 2

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Question #1
The “Golden Age of Microbiology” refers to the period of time in history when Leeuwenhoek created the microscope and discovered microbes.
A.   False
B.   True
Question #2
A health care-associated infection is an example of an opportunistic infection.
A.   True
B.   False
Question #3
Binary fission is a form of _____ reproduction.
A.   sexual
B.   asexual
Question #4
Which of the following statements describes correct naming of bacterial cells?
A.   Genus name (capitalized) and species name (lowercase)
B.   Species name (capitalized) and species name (lowercase)
C.   Genus name (capitalized in italics) and species name (lowercase in italics)
D.   Genus name (lowercase in italics) and species name (lowercase in italics)
Question #5
Which of the following bacterial cells are rod shaped?
A.   Cocci
B.   None of these
C.   Spirilla
D.   Bacilli
Question #6
When performing a Gram stain, if the bacteria retain the purple color after the decolorizing rinse then they are identified as gram-positive bacteria.
A.   True
B.   False
Question #7
How long is the incubation period for a primary culture?
A.   24-48 hours
B.   More than 48 hours
C.   Less than 24 hours
D.   The timeframe depends upon the type of microbe in the culture
Question #8
The purpose of determining microbial susceptibility is to:
A.   Identify the microbe that is present.
B.   Identify the most effective antibiotic to treat the infection.
C.   Determine whether the infection is caused by a virus or bacteria.
D.   Determine the concentration of the microbe present.
Question #9
Which of the following statements is true regarding the disk diffusion method of susceptibility testing?
A.   The results identify the antibiotic dosage needed to treat the infection.
B.   Antibiotic-containing paper disks are used to identify “zones of inhibition”.
C.   This method works best with slow-growing bacteria.
D.   This is an expensive method of testing.
Question #10
A benefit of the broth dilution method of susceptibility testing is that the effective drug concentration or dosage can be identified.
A.   False
B.   True
Question #11
How are antibiotics classified?
A.   Bacteriostatic or bactericidal
B.   All of these
C.   Aerobic or anaerobic
D.   Broad or narrow spectrum
Question #12
Antibiotics that actively kill bacteria are referred to as _____ .
A.   bactericidal
B.   bacilli
C.   bacteriostatic
Question #13
Bacteria that do not need oxygen for survival are ________ .
A.   aerobic
B.   anaerobic
Question #14
When treating an infection, it is better to use a broad-spectrum antibiotic to destroy as many microorganisms as possible.
A.   True
B.   False
Question #15
Antibiotic resistance can develop when bacterial enzymes attack the drug or prevent it from attaching to the bacteria.
A.   True
B.   False

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