MICROBIOLOGY EXAM 4 QUESTIONS
AND CORRECT VERIFIED ANSWERS)
ALREADY GRADED A
___ are toxins that are the lipopolysaccharides of the
outer membrane of gram-negative cell walls - correct
answer- endotoxins
_____ are toxins that are the lipopolysaccharide of the
outer membrane of gram-negative cell walls - correct
answer- endotoxins
A bacterium acquiring a new trait from a bacteriophage is
a phenomenon called
A. the cytopathic effect
B. lytic conversion
C. lysogenic conversion
D. in vitro cultivation - correct answer- C.
lysogenic conversion
,A bacterium acquiring a new trait from a bacteriophage is
a phenomenon called - correct answer- the
cytopathic effect
A foreign molecule that causes a specific immune
response is a - correct answer- antigen
A foreign molecule that causes a specific immune
response is a/an:
A. PAMP
B. Marker
C. Hapten
D. Antigen
E. Antibody - correct answer- D. antigen
A properly functioning immune system is responsible for
- correct answer- all of the above
Surveillance of the body
Recognition of foreign materiel
destruction of foreign materiel
,A ration of the dose of the drug that is toxic to humans
versus the minimum effective dose for that pathogen is
assessed to predict the potential for toxic drug reactions.
This is called the - correct answer- Therapeutic
Index (T)
A superinfection results from - correct answer-
decrease of most normal flora with overgrowth of
unaffected species
Acellular vaccines and subunit vaccines
A. contain modified bacterial exotoxin molecules
B. are always genetically engineered
C. contain select antigeni components of a pathogen
rather than whole cells or viruses
D. confer passive immunity
E. utilize DNA strands that will produce the antigen -
correct answer- C. contain select antigentic
components of a pathogen rather than whole cells or
viruses
, Acellular vaccines and subunit vaccines - correct
answer- contain select antigen components of a
pathogen rather than whole cells or viruses
Acquired specific immunity involves the response of -
correct answer- B and T lymphocytes
All nucleated cells contain____ - correct answer-
class I MHC
all of the following pertain to virus envelopes except -
correct answer- are located between the capsid
and nucleic acid
An acute infection is:
A. An infection that spreads to several tissue sites
B. An infection where several agents establish at the
infection site
C. An infection with rapid onset of severe, short-lived
symptoms
AND CORRECT VERIFIED ANSWERS)
ALREADY GRADED A
___ are toxins that are the lipopolysaccharides of the
outer membrane of gram-negative cell walls - correct
answer- endotoxins
_____ are toxins that are the lipopolysaccharide of the
outer membrane of gram-negative cell walls - correct
answer- endotoxins
A bacterium acquiring a new trait from a bacteriophage is
a phenomenon called
A. the cytopathic effect
B. lytic conversion
C. lysogenic conversion
D. in vitro cultivation - correct answer- C.
lysogenic conversion
,A bacterium acquiring a new trait from a bacteriophage is
a phenomenon called - correct answer- the
cytopathic effect
A foreign molecule that causes a specific immune
response is a - correct answer- antigen
A foreign molecule that causes a specific immune
response is a/an:
A. PAMP
B. Marker
C. Hapten
D. Antigen
E. Antibody - correct answer- D. antigen
A properly functioning immune system is responsible for
- correct answer- all of the above
Surveillance of the body
Recognition of foreign materiel
destruction of foreign materiel
,A ration of the dose of the drug that is toxic to humans
versus the minimum effective dose for that pathogen is
assessed to predict the potential for toxic drug reactions.
This is called the - correct answer- Therapeutic
Index (T)
A superinfection results from - correct answer-
decrease of most normal flora with overgrowth of
unaffected species
Acellular vaccines and subunit vaccines
A. contain modified bacterial exotoxin molecules
B. are always genetically engineered
C. contain select antigeni components of a pathogen
rather than whole cells or viruses
D. confer passive immunity
E. utilize DNA strands that will produce the antigen -
correct answer- C. contain select antigentic
components of a pathogen rather than whole cells or
viruses
, Acellular vaccines and subunit vaccines - correct
answer- contain select antigen components of a
pathogen rather than whole cells or viruses
Acquired specific immunity involves the response of -
correct answer- B and T lymphocytes
All nucleated cells contain____ - correct answer-
class I MHC
all of the following pertain to virus envelopes except -
correct answer- are located between the capsid
and nucleic acid
An acute infection is:
A. An infection that spreads to several tissue sites
B. An infection where several agents establish at the
infection site
C. An infection with rapid onset of severe, short-lived
symptoms
