VERIFIED ANSWERS| GRADED A+
1. 1. Which is not considered part of a sterile field? CORRECT ANS >> Gloves of sterile person
who has folded his arms
2. 2. The presence of only one living microorganism means an object is CORRECT ANS
>> CORRECT ANS >> Contam- inated
3. 3. Which statement concerning masks is not true? CORRECT ANS >> Ties may be tied
crisscross on top of head
4. In draping a table, the scrub nurse drapes from to , protecting her
gloves . CORRECT ANS >> Front, back, by cuflng drape edge
5. The purpose of the hand scrub by the team is to render their skin CORRECT ANS >>
CORRECT ANS >> Surgically Clean
6. After steam sterilization, which items should not be considered sterile? CORRECT
ANS >> Suction tips attached to tubing, Asepto syringes with bulbs attached, Cautery tips bound with rubber
bands
7. 7. Because there is less chance contamination, the preferred method of
gloving is . For changing only a glove during a case, this method
be used. CORRECT ANS >> Closed, cannot
8. 8. Which directive for loading a pressure steam sterilizer is incorrect CORRECT ANS
>> Loading liquids first to prevent spillage on packs
9. 10. If the prep site contains a colostomy or draining sinus which cannot be
sealed off, it should be scrubbed CORRECT ANS >> CORRECT ANS >> Last with sponges used once and
discarded
10. 11. Operating room floors should be flooded with and at the end
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, of each . CORRECT ANS >> Detergent germicide, wet-vaccumed, case
11. What are some potential sources for surgical infection CORRECT ANS >> CORRECT ANS
>> Circulating air, patient's bronchial tree, scrub teams hair, patients circulating blood, instruments,
patients and scrub teams skin
12. Which statement regarding the use of masks is false? CORRECT ANS >> Cross strings
behind the head for better aeration
13. Strike-through CORRECT ANS >> The soaking of moisture through unsterile layers to sterile layers or vice versa
14. Which statement concerning the use of boiling water as a sterilizing agent
is false? CORRECT ANS >> Minimum boiling period is 10 minutes
15. The OR ventilating system ensures controlled air supply CORRECT ANS >> air
exchanges per hour are recommended for infection control and a percent
humidity is mandatory to suppress static electricity CORRECT ANS >> 25, 50
16. Which draping principle is false? CORRECT ANS >> Drape far side of unsterile table first
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, 17. Which are not essential considerations in the design of an OR suite CORRECT ANS
>> CORRECT ANS >> Windows, top floor locations, central corridor
18. 8. Which statement regarding sterile items is false? CORRECT ANS >> Covered sterile set ups
may be used later in the day
19. 9. When is the open glove technique preferred over the closed glove tech-
nique? CORRECT ANS >> To change a glove during a procedure
20. The first step in the decontamination process of instruments after a proce-
dure should be CORRECT ANS >> CORRECT ANS >> Mechanical decontamination washer-sterilizer
21. 11. Which antiseptic solutions are effective against both gram-negative and
gram-positive microorganisms CORRECT ANS >> Iodophors, Chlorhexidine gluconate
22. Which statement regarding sterile technique is false CORRECT ANS >> Paper or peel-open
packages are torn to expose contents
23. 13. Which is (are) used to check the effectiveness of sterilizers CORRECT ANS >>
CORRECT ANS >> Biological spore strip
24. Which statement concerning ethylene oxide sterilization is false? CORRECT ANS >>
Polyvinyl chlo- ride wrappers are recommended
25. Predisposing factors that substantially increases the risk of infection are
CORRECT ANS >> -
CORRECT ANS >> Duration of operation, invasive monitoring techniques, indiscriminate use of antibioties, gastrointestinal
surgery, prosthetic devices.
26. An area of a gown considered sterile is ( are ) the while the is
considered unsterile. CORRECT ANS >> Sleeves, neck
27. Which is the major source of contamination in the operating room? CORRECT AN
>> Personnel
28. Which is (are) not effective method (s) of disinfection in an operating room
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, CORRECT ANS >> -
CORRECT ANS >> Mercurial compounds, Fogging
29. Which statement concerning pathogenic Streptococci species of microor-
ganism is false? CORRECT ANS >> They are gram-negative, nonmotile organisms
30. The preferred method of sterilization for heat-sensitive items and anesthesia
equipment when EO sterilization is impractical is soaking in CORRECT ANS >> CORRECT ANS >>
Activated glutaraldehyde
31. Which disadvantage in use of muslin wrapper material for sterile packs and
items? CORRECT ANS >> It must be laundered to rehydrate
32. Which statement regarding hexachlorophene as an antiseptie solution is
false? CORRECT ANS >> It is soluble in water
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