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Surg Nursing 1 > Surg Nursing 5/17/13 Test > Flashcards

Surg Nursing 5/17/13 Test Flashcards

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1
Q

The autoclave uses which type of heat for sterilization?

A

Steam

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2
Q

What can never be mixed with bleach?

A

Quarternary Ammonium

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3
Q

When in surgery, hands should kept where at all times?

A

Above the waist

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4
Q

What are the different types of biguanides and when are they used?

A

Aqueous solutions and detergents or scrubs. Aqueous solutions are used during dentals, and Nolvasan-S can be used on surfaces. The scrub is used on surgeon or patient.

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5
Q

What is the dilution of sodium hypochlorite to kill viruses?

A

1/30

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6
Q

What is another name for a decubital ulcer?

A

Bed sore

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7
Q

What is the maximum temperature reached by boiling?

A

100C or 212F

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8
Q

When would you use inceration?

A

On non-reusable items or those of no value.

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9
Q

What is the benefit of moist heat when compared to dry heat?

A

Kills bacteria and spores at lower temperatures and in shorter time.

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10
Q

What method of sterilization kills by protein oxidation?

A

Dry heat

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11
Q

What happens when you mix quarentary ammonium with bleach?

A

Toxic cloud forms and can cause an asthma attack or even death.

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12
Q

What type of sterilization is used with pharmaceuticals?

A

Filtration

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13
Q

What is the primary goal of the surgeon? Technician?

A

To correct disease and patient’s life.

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14
Q

What three ways can we eliminate or control the source of disease?

A

Isolation, quarantine, and euthanasia

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15
Q

This type of physical sterilization is commonly used during the production and packing of certain surgical products because otherwise they would be damaged?

A

Radiation

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16
Q

What causes a decubital ulcer, and how can this be prevented?

A

Decrease in circulation due to pressure. Roll animal or use bedding.

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17
Q

What type of radiation is rapid and continuous, and used for vaccines, biological, and gloves?

A

Gamma radiation

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18
Q

Surgery is a combination of what?

A

Art and science

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19
Q

What microbe usually causes skin disease?

A

Fungi

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20
Q

How do you prevent the transmission of microbes?

A

Washing hands, adequate ventilation, physical and chemical

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21
Q

What are the disadvantages of hydrogen peroxide gas plasma?

A

Cannot penetrate walls of instruments.

22
Q

True or False. Sterilization indicators are not required with every pack?

A

False

23
Q

How does ethylene oxide kill organisms?

A

Inactivates DNA

24
Q

What is the ideal disinfectant?

A

There isn’t one

25
Q

When would you use phenols?

A

When allergic to Chlorhexidine and Iodine

26
Q

In what instance would you use flash sterilization?

A

When in surgery and the surgeon drops a tool.

27
Q

What are the advantages to hot air ovens?

A

Economical, will not dull or corode instruments, used to sterilize oils, gels and waxes.

28
Q

What is the difference between disinfectants and antiseptics?

A

Disinfectants are used on non-living tissue. Antiseptics are used on living tissue.

29
Q

What are biological indicators used for?

A

Mass production and quality control

30
Q

Name the halogens, and are they disinfectants or antiseptics?

A

Chloride (Both) Iodine (antiseptic)

31
Q

When using an autoclave, when pressure is increased what also increases?

A

Temperature

32
Q

What the the 3 types of physical sterilization?

A

Filtration, radiation and heat

33
Q

Will free flow steam sterilize?

A

No, just disinfect

34
Q

What is the MINIMUM temp, time and psi of an autoclave?

A

250F, 15 psi for 15 minutes

35
Q

What disinfectant is used in a cold tray? And how often should you change it?

A

Glutalderhyde or chlorhexidine. Change every 14 days

36
Q

What is the correct temp, time and psi for flash sterilization?

A

270-272F, 3-4 minutes and 32 psi

37
Q

What gas smells sweet when running?

A

Ethylene oxide

38
Q

What 3 things should a good technician have a working knowledge of?

A

A&P, pathology and diagnostic medicine

39
Q

What sterilization method kills microbes by coagulating critical cellular proteins?

A

Moist heat

40
Q

What is the difference between items that are sterile and ones that are disinfected?

A

Sterile- free of microbes

Disinfected- could still have living MO’s on them

41
Q

What are some disadvantages to EO gas?

A

Slow, explosive, flammable, poisonous, carcinogenic and mutogenic

42
Q

What color does the square on a steam indicator strip change to when a pack is considered sterile?

A

Blue to black

43
Q

Most surgical and post surgical complications arise from what?

A

Technician error

44
Q

When can an autoclave door be opened?

A

212F and 0 psi

45
Q

Methods of sterilization can be classsified as what?

A

Physical or chemical

46
Q

What are the advantages of EO sterilization?

A

Low temp, and excellent penetration

47
Q

What type of water must be used in an autoclave?

A

Distilled

48
Q

What are the 3 types of radiation and their uses?

A

Ultraviolet- used for surfaces and disinfects air

Gamma- used for vaccines, biologicals, and gloves

Beta- Used for prepackaged suture material, gloves and rubber tubing

49
Q

Successful sterilization depends on what 3 factors?

A

Proper operation of autoclave, proper loading of instruments into chamber (vertical), and proper pack prep

50
Q

What microbe is considered a major surgical concern?

A

Bacteria

51
Q

What is the most common method of sterilization?

A

Heat

52
Q

What is the IDEAL temp, time and psi of the autoclave?

A

250-270F, 15 psi for 30 minutes

Surg Nursing 1 (1 decks)

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