Infection Control and Hazardous Materials Management for Dental Teams - 5th Edition Test Bank

,Chapter 1: Scope of Microbiology and Infection Control Test B
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MULTIPLE.CHOICE

1. Who.is.reported.to.have.first.observed.microbes?
A. Pasteur
B. Koch
C. Lister
D. Leeuwenhoek

ANS:. D

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A Pasteur.made.other.important.contributions.to.microbiology.
B Koch.made.other.important.contributions.to.microbiology.
C Lister.made.other.important.contributions.to.microbiology.
D Leeuwenhoek.first.observed.microbes.and.called.them.“animalcules.”

REF:. Discovery.of.Microorganisms.and.Infection.Control.Procedures,.page.2.O
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2. In.which.year.were.microbes.first.observed?
A. 1667
B. 1880
C. 1956
D. 1975

ANS:. A

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A Leeuwenhoek.first.observed.microbes.and.called.them.“animalcules”.in.1667.
B This.year.is.too.recent.
C This.year.is.too.recent.
D This.year.is.too.recent.

REF:. Discovery.of.Microorganisms.and.Infection.Control.Procedures,.page.2.O
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3. The.process.of.heating.a.fluid.to.63o.C.for.30.minutes.to.kill.bacteria.is.best.known.as:
A. sterilization.
B. disinfection.
C. pasteurization.
D. decontamination.

ANS:. C

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A Sterilization.uses.higher.temperatures.
B Disinfection.usually.is.related.to.the.use.of.germicides.on.inanimate.surfaces.

, C Pasteurization.was.first.used.to.kill.microbes.in.milk.and.other.liquids.and.is.still.used.t
oday.
D Decontamination.is.a.general.term.for.the.removal.or.killing.of.microbes.by.a.variety.of
.methods.




REF:. Discovery.of.Microorganisms.and.Infection.Control.Procedures,.page.3.O
BJ:. 2

4. When.was.the.“Golden.Age.of.Microbiology?”
A. Mid.to.late.1600s
B. Mid.to.late.1700s
C. Mid.to.late.1800s
D. Mid.to.late.1900s
ANS:. C

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A This.period.was.too.early.
B This.period.was.too.early.
C This.was.the.time.when.many.new.discoveries.in.microbiology.were.being.made.

D This.period.was.too.late.

REF:. Discovery.of.Microorganisms.and.Infection.Control.Procedures,.page.2.O
BJ:. 1

5. What.microbes.are.used.to.make.vinegar,.vitamins,.drain.cleaners,.enzymes,.and.other.prod
ucts?
A. Fungi
B. Viruses
C. Protozoa
D. Bacteria
ANS:. D

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A Fungi.can.make.antibiotics.but.not.these.products.
B Viruses.grow.inside.living.cells.and.do.not.make.such.products.
C Protozoa.are.not.very.efficient.in.making.such.products.
D Bacteria.make.these.and.other.products.when.they.are.grown.in.large.vats.

REF:. Important.Activities.of.Microorganisms,.page.3 OBJ:. . 3

6. Which.microbes.are.used.to.make.pickles.out.of.cucumbers?
A. Bacteria.or.fungi
B. Fungi.or.viruses
C. Viruses.or.yeasts
D. Bacteria.or.viruses
ANS:. A

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A These.microbes.make.certain.extracellular.products.that.change.cucumbers.into.pickl
es.
B Viruses.do.not.produce.products.that.affect.cucumbers.
C Viruses.do.not.produce.products.that.affect.cucumbers.
D Viruses.do.not.produce.products.that.affect.cucumbers.

REF:. Important.Activities.of.Microorganisms,.page.4 OBJ:. . 3

7. What.microbe.is.used.to.make.bread.dough.rise?
A. Bacteria
B. Yeasts
C. Viruses
D. Protozoa

ANS:. B

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A Bacteria.do.not.produce.enough.carbon.dioxide.(CO2).to.make.the.dough.rise.
B Yeasts.metabolize.carbohydrates.to.produce.the.gas.bubbles.of.CO2;.this.process.cause
s.the.dough.to.rise.
C Viruses.only.grow.inside.of.living.cells.and.do.not.have.a.regular.metabolism.
D Protozoa.do.not.produce.enough.carbon.dioxide.(CO2).to.make.the.dough.rise.

REF:. Important.Activities.of.Microorganisms,.page.4 OBJ:. . 3


COMPLETION

1. Louie.Pasteur.and.John.Tyndall.first.recognized.the.use.of.
to.destroy.bacteria.and.r
esistant.spores.

ANS:. heat

REF:. Discovery.of.Microorganisms.and.Infection.Control.Procedures,.page.3.O
BJ:. 2

2. In.1915.it.was.discovered.that.bacteria.can.be.infected.with.viruses.called. .

ANS:. bacteriophages

REF:. Discovery.of.Microorganisms.and.Infection.Control.Procedures,.page.3.O
BJ:. 1


TRUE/FALSE

1. The.disease.of.smallpox.was.involved.in.the.discovery.of.immunizations.in.the.1790s.by.Edw
ard.Jenner.

ANS:. T