Infection Control and Management of Hazardous Materials for the Dental Team Test Bank

,Chapter791:79Scope79of79Microbiology79and79Infection79Contro
l79Test79Bank

MULTIPLE79CHOIC
E

1. Who79is79reported79to79have79first79observed79microbes?
A. Pasteur
B. Koch
C. Lister
D. Leeuwenhoek
ANS:7 9 D

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A Pasteur79made79other79important79contributions79to79microbiology.
B Koch79made79other79important79contributions79to79microbiology.
C Lister79made79other79important79contributions79to79microbiology.
D Leeuwenhoek79first79observed79microbes79and79called79them79―animalcules.‖

REF:7 9 Discovery79of79Microorganisms79and79Infection79Control79Procedures,
79page79279OBJ:7 9 1


2. In79which79year79were79microbes79first79observed?
A. 1667
B. 1880
C. 1956
D. 1975
ANS:7 9 A

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A Leeuwenhoek79first79observed79microbes79and79called79them79―animalcules‖79in7916
67.
B This79year79is79too79recent.
C This79year79is79too79recent.
D This79year79is79too79recent.

REF:7 9 Discovery79of79Microorganisms79and79Infection79Control79Procedures,
79page79279OBJ:7 9 1


3. The79process79of79heating79a79fluid79to7963o79C79for793079minutes79to79kill79bacteria79is79best79know
n79as:
A. sterilization.
B. disinfection.
C. pasteurization.
D. decontamination.
ANS:7 9 C

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, A Sterilization79uses79higher79temperatures.
B Disinfection79usually79is79related79to79the79use79of79germicides79on79inanimate79surf
aces.
C Pasteurization79was79first79used79to79kill79microbes79in79milk79and79other79liquids79a
nd79is79still79used79today.
D Decontamination79is79a79general79term79for79the79removal79or79killing79of79microbes7
9by79a79variety79of79methods.



REF:7 9 Discovery79of79Microorganisms79and79Infection79Control79Procedures,
79page79379OBJ:7 9 2


4. When79was79the79―Golden79Age79of79Microbiology?‖
A. Mid79to79late791600s
B. Mid79to79late791700s
C. Mid79to79late791800s
D. Mid79to79late791900s
ANS:7 9 C

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A This79period79was79too79early.
B This79period79was79too79early.
C This79was79the79time79when79many79new79discoveries79in79microbiology79were79be
ing79made.
D This79period79was79too79late.

REF:7 9 Discovery79of79Microorganisms79and79Infection79Control79Procedures,
79page79279OBJ:7 9 1


5. What79microbes79are79used79to79make79vinegar,79vitamins,79drain79cleaners,79enzymes,79a
nd79other79products?
A. Fungi
B. Viruses
C. Protozoa
D. Bacteria
ANS:7 9 D

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A Fungi79can79make79antibiotics79but79not79these79products.
B Viruses79grow79inside79living79cells79and79do79not79make79such79products.
C Protozoa79are79not79very79efficient79in79making79such79products.
D Bacteria79make79these79and79other79products79when79they79are79grown79in79large79vat
s.

REF:7 9 Important79Activities79of79Microorganisms,79page793 OBJ:7 9 7 9 3

6. Which79microbes79are79used79to79make79pickles79out79of79cucumbers?
A. Bacteria79or79fungi
B. Fungi79or79viruses
C. Viruses79or79yeasts

, D. Bacteria79or79viruses
ANS:7 9 A