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.   asexual
B.   sexual
Question #4
Which of the following statements describes correct naming of bacterial cells?
A.   Species name (capitalized) and species name (lowercase)
B.   Genus 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.   Spirilla
B.   Bacilli
C.   Cocci
D.   None of these
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.   False
B.   True
Question #7
How long is the incubation period for a primary culture?
A.   Less than 24 hours
B.   The timeframe depends upon the type of microbe in the culture
C.   24-48 hours
D.   More than 48 hours
Question #8
The purpose of determining microbial susceptibility is to:
A.   Identify the microbe that is present.
B.   Determine whether the infection is caused by a virus or bacteria.
C.   Identify the most effective antibiotic to treat the infection.
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.   This is an expensive method of testing.
B.   This method works best with slow-growing bacteria.
C.   The results identify the antibiotic dosage needed to treat the infection.
D.   Antibiotic-containing paper disks are used to identify “zones of inhibition”.
Question #10
A benefit of the broth dilution method of susceptibility testing is that the effective drug concentration or dosage can be identified.
A.   True
B.   False
Question #11
How are antibiotics classified?
A.   Broad or narrow spectrum
B.   All of these
C.   Bacteriostatic or bactericidal
D.   Aerobic or anaerobic
Question #12
Antibiotics that actively kill bacteria are referred to as _____ .
A.   bacilli
B.   bacteriostatic
C.   bactericidal
Question #13
Bacteria that do not need oxygen for survival are ________ .
A.   anaerobic
B.   aerobic
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.   False
B.   True

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