Microbiology Exam #3
Questions and Answers
______ can be used on skin before drawing blood
Disinfectants
Bleach
Antiseptics
Lysol
QUATS - -Antiseptics
- All gram negative bacteria contain _______ within their cells walls
Neurotoxins
Exotoxins
Endotoxins
Mycolic acids
Perfume - -Endotoxins
- Which of the following is NOT a gram negative bacterium?
Vibrio vulnificus
Yersinia pestis
Mycobacterium leprae
Bordetella pertussis
Neisseria gonorrhoeae - -Mycobacterium leprae
- Which of the following bacteria contain mycolic acids in its cell wall?
Treponema pallidum
Staphylococcus aureus
Mycobacterium avium
Mycobacterium tuberculosis
Both C and D - -Both C and D
- What is the incubation period for Mycobacterium leprae?
1-2 days
1-2 weeks
1-2 months
6-12 months
2 or more years - -2 or more years
, - How does one acquire the plague?
Through a bite by a flea with Yersinia pestis
By eating contaminated shellfish
Sexual transmission
Through the bite of a rodent infected with Yersinia pestis
Through the bite of a flea infected with Helicobacter pylori - -Through a bite
by a flea with Yersinia pestis
- Frontline: Hunting Nightmare Bacteria: which of the following gram
negative bacteria cause a secondary bacterial infection in Addie Rerecich?
Staphylococcus aureus
Salmonella agbeni
Stenotrophomonas spp
Pseudomonas aeruginosa
Acinetobacter baumannii - -Stenotrophomonas spp
- Anthrax: which of the following forms of anthrax killed humans in the
largest anthrax outbreak?
Cutaneous
Inhalational
Gastrointestinal
Sexual
Septic - -Inhalational
- NOVA: The Most Dangerous Woman in America: What other sources of
Salmonella typhi were eliminated as a source or reservoir of this bacterium
during investigation health experts?
Plumbing was eliminated by putting dye into the toilet
Ruled out shellfish
Examined milk supply which was not contaminated
All of the above were ruled out
None of the above were ruled out - -All of the above were ruled out
- Which of the following is NOT a characteristic of a pathogenic bacterium?
May be encapsulated
May contain a plasmid
Produces toxins
Has a minimum generation time of 81 days
May be resistant to several antibiotics - -Has a minimum generation time of
81 days
Questions and Answers
______ can be used on skin before drawing blood
Disinfectants
Bleach
Antiseptics
Lysol
QUATS - -Antiseptics
- All gram negative bacteria contain _______ within their cells walls
Neurotoxins
Exotoxins
Endotoxins
Mycolic acids
Perfume - -Endotoxins
- Which of the following is NOT a gram negative bacterium?
Vibrio vulnificus
Yersinia pestis
Mycobacterium leprae
Bordetella pertussis
Neisseria gonorrhoeae - -Mycobacterium leprae
- Which of the following bacteria contain mycolic acids in its cell wall?
Treponema pallidum
Staphylococcus aureus
Mycobacterium avium
Mycobacterium tuberculosis
Both C and D - -Both C and D
- What is the incubation period for Mycobacterium leprae?
1-2 days
1-2 weeks
1-2 months
6-12 months
2 or more years - -2 or more years
, - How does one acquire the plague?
Through a bite by a flea with Yersinia pestis
By eating contaminated shellfish
Sexual transmission
Through the bite of a rodent infected with Yersinia pestis
Through the bite of a flea infected with Helicobacter pylori - -Through a bite
by a flea with Yersinia pestis
- Frontline: Hunting Nightmare Bacteria: which of the following gram
negative bacteria cause a secondary bacterial infection in Addie Rerecich?
Staphylococcus aureus
Salmonella agbeni
Stenotrophomonas spp
Pseudomonas aeruginosa
Acinetobacter baumannii - -Stenotrophomonas spp
- Anthrax: which of the following forms of anthrax killed humans in the
largest anthrax outbreak?
Cutaneous
Inhalational
Gastrointestinal
Sexual
Septic - -Inhalational
- NOVA: The Most Dangerous Woman in America: What other sources of
Salmonella typhi were eliminated as a source or reservoir of this bacterium
during investigation health experts?
Plumbing was eliminated by putting dye into the toilet
Ruled out shellfish
Examined milk supply which was not contaminated
All of the above were ruled out
None of the above were ruled out - -All of the above were ruled out
- Which of the following is NOT a characteristic of a pathogenic bacterium?
May be encapsulated
May contain a plasmid
Produces toxins
Has a minimum generation time of 81 days
May be resistant to several antibiotics - -Has a minimum generation time of
81 days
