Post Q2 (minus CDC ppt) Flashcards

1
Q

What are the three Pt care item categories?

A

1.Critical-High Risk 2.Semicritical-moderate risk 3.Noncritical-low risk

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2
Q

Which Pt-care item category? Surgical instruments, scalers, scalpel blades, surgical dental burs..

A

Critical-High Risk

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3
Q

Which Pt-care item category? Dental mouth mirror, amalgam condenser, reusable dental impression trays, dental hand pieces.

A

Semicritical-moderate risk

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4
Q

Which Pt-care item category? Blood pressure cuff, stethoscope, pulse oximeter.

A

Noncritical-low risk

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5
Q

Which Pt-care category is this describing? Penetrate soft tissue, contact bone, enter into or contact the bloodstream or other normally sterile tissue.

A

Critical-High Risk

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6
Q

Which Pt-care category is this describing? Contact mucous membranes, but will not penetrate soft tissue, contact bone, or enter into or contact the bloodstream or other normally sterile tissue.

A

Semicritical-moderate risk

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7
Q

Which Pt-care category is this? Contact with intact skin.

A

Noncritical-low risk

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8
Q

What method of cleaning do you use for “CRITCAL” Pt-care items?

A

Heat Sterilization

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9
Q

What two ways can you clean “SEMICRITICAL” Pt-care items?

A

If heat tolerant: Heat Sterilization….If not heat tolerant: High-level disinfectant, liquid sterilant

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10
Q

Which category does a Dental Handpiece fall under and how do we clean them?

A

Semicritical….heat sterilization

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11
Q

What can you use to clean “NONCRITICAL” Pt-care items? What happens if it is visibly soiled?

A

Low-level disinfectant…If soiled (w/ blood or something) use intermediate-level disinfectant

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12
Q

What are the 4 steps to instrument processing? Which is the MOST IMPORTANT step??

A

1.Cleaning- the most important step-removing all blood, fluids, other debris before sterilizing 2.Prepare & Package 3.Sterilize-Heat/Pressure to kill spores 4.Store-dry area away from contaminants

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13
Q

What are the two CLEANING instruments? Which one is recommended?

A

Ultrasonic and Washers…Washers recommended because of its closed nature

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14
Q

What are the 3 Sterilization methods?

A

1.AutoClave-High temp & Steam underpressure 2.Dry heat Sterilizer 3.Unsaturated Chemical Vapor

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15
Q

Which Sterilization method am I discussing? Advantage-Short cycle time, steam penetrates packaging well, easiest loading, appropriate for most dental items….Disadvantage-corrosion of some materials,wet packages, dulling of some sharp edges.

A

AUTOCLAVE

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16
Q

Which Sterilization method am I discussing? Advantage-Does not dull sharp edges, no corrosion…..Disadvantage-Long cycle time, poor penetration of heat to all surfaces, destroys heat sensitive materials, difficult to load evenly

A

Dry Heat Sterilizer

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17
Q

Which Sterilization method is this? Advantage-Short cycle time, doesn’t dull sharp edges,
doesn’t corrode carbon steel…..Disadvantages-Instruments must be dry, chemical odor, destroys heat sensitive plastics

A

Unsaturated Chemical Vapor

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18
Q

’s for BOARDS: TIME AND TEMP PLEASE—>Steam Autoclave, Gravity Displacement:

A

Time: 30min, Temp:250 F

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19
Q

’s for BOARDS: TIME AND TEMP PLEASE—>Steam Autoclave, Pre-Vacuum Sterilizer

A

Time:4 min, Temp 270 F

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20
Q

’s for BOARDS: TIME AND TEMP PLEASE—> Dry Heat Sterilizer, Static Air (3 TIMES and 3 TEMPS)

A
  1. 60 min, 340 F 2. 120min,320 F 3. 150 min, 300 F
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21
Q

’s for BOARDS: TIME AND TEMP PLEASE—>Dry Heat Sterilizer, Forced Air

A

12min, 375 F

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22
Q

’s for BOARDS: TIME AND TEMP PLEASE—>Unsaturated Chemical Vapor Sterilizer

A

20 min, 270 F

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23
Q

What type of Sterilization monitoring includes: assess cycle time and temperature with each cycle-visually observe gauges?

A

Mechanical

24
Q

What type of Sterilization monitoring includes: monitor sterilization parameters such as time, temperature and pressure- indicators on packages that change color. Placed in each package of each cycle.

A

Chemical Indicators

25
Q

Which type of sterilization monitoring includes: Heat-resistant organisms called bacterial endospores in vials or strips placed in a load at least weekly, incubated along with control vial or strip. No growth would show that sterilization process killed the spores.

A

Biological Indicators

26
Q

Which sterilization monitor indicator is used with each package? What about weekly?

A

Chemical Indicators: each package, Biological indicator: weekly

27
Q

The minimal temperature required for sterilization by an autoclave is:

A

250 F

28
Q

For dry heat sterilization at a temperature of 320°, how long does it take to sterilize instruments?

A

2 hours

29
Q

How long can TB survive @ room temp?

A

MONTHS

30
Q

How long can S.Aureus survive @ room temp?

A

days

31
Q

How long can flus, colds, and pneumonia viruses survive @ room temp?

A

Hours

32
Q

How long can HIV survive @ room temp?

A

seconds

33
Q

How long can Herpes survive @ room temp?

A

minutes

34
Q

How long can Hep C survive @ room temp?

A

6 weeks

35
Q

_______ is sometimes called a “superbug” because it is resistant to many antibiotics.

A

MRSA

36
Q

Though most MRSA infections aren’t serious, some can be __________.

A

life-threatening

37
Q

@ UW dental school, 4 OF 7 DENTAL CLINICS TESTED POSTIVE FOR ______

A

MRSA

38
Q

The vast majority of these serious MRSA infections are linked to ________ exposure.

A

health care

39
Q

VRSA are specific types of antimicrobial- resistant staph bacteria. While most staph bacteria are susceptible to the antimicrobial agent _________ some have developed resistance.

A

vancomycin

40
Q

Which Hepatits group poses the greatest risk?

A

Hep B!!

41
Q

Which Hep am I? MOST PREVALENT FORM, ORAL FECAL CROSS CONTAMINATION, INGESTION OF CONTAMINATED FOOD OR WATER (CONTAMINATED BY INFECTED PERSON), INCUBATION IS 15-50 DAYS, HAND WASHING IS MOST EFFECTIVE WAY TO
PREVENT TRANSMISSION, VACCINATION IS AVAILABLE

A

Hep A

42
Q

Which Hep am I? MOST SIGNIFICANT CONCERN FOR HCW, TRANSMITTED THROUGH BLOOD, BLOOD PRODUCTS AND/OR BODILY FLUIDS, VIRAL LIFE SPAN ON INANIMATE OBJECTS IS 7- 14 DAYS WITH VIRULENCE REMAINING HIGH, INCUBATION CAN BE 1-6 MONTHS, MANY CARRIERS WITH NO SYMPTOMS

A

Hep B

43
Q

_______ THE PREVALENCE OF HBV IN HCW WHEN COMPARED WITH GENERAL PUBLIC

A

TWICE

44
Q

Which Hep? VACCINE AVAILABLE AND STRONGLY ENCOURAGED, OSHA REQUIRES EMPLOYERS TO OFFER THE VACCINE TO ALL EMPLOYEES AT RISK OF EXPOSURE

A

Hep B

45
Q

Which Hep am I? TRANSMITTED THROUGH BLOOD, BLOOD PRODUCTS AND/OR BODILY FLUIDS, INCUBATION 2-6 MONTHS, SIGNIFICANT CONCERN FOR HCW’S, SUBCLINICAL CASES WITH NO SYMPTOMS, 95% OF THOSE INFECTED HAVE NO SYMPTOMS, CURRENTLY NO VACCINE EXISTS

A

Hep C

46
Q

Which Hep? SEVEREST FORM OF VIRAL HEPATITIS, ONLY ACQUIRED AS CO-INFECTION WITH HBV, HOST MUST BE INFECTED WITH ACUTE OR CHRONIC HBV FOR IT TO OCCUR

A

Hep D

47
Q

Which Hep? INCUBATION IS 2-9 WEEKS, MILD SYMPTOMS, SEEN PRIMARILY IN UNDERDEVELOPED COUNTRIES WITH CONTAMINATED WATER SUPPLIES, NO OUTBREAKS IN US, NO VACCINE EXISTS

A

Hep E

48
Q

Which Hep? TRANSMITTED THROUGH BLOOD, BLOOD PRODUCTS AND/OR BODILY FLUIDS, DISTANT RELATIVE OF HCV, SEEMS TO CO-EXIST WITH HBV OR HCV
INFECTIONS, FREQUENCY IS UNCLEAR, NO TREATMENT AVAILABLE

A

Hep G

49
Q

Approximately 90% of US population is affected with this herpes virus, 99% will be subclinical with no clinical manifestations, 1% will develop full-blown disease, andMost of these are children from 6 mo to puberty.

A

Primary Herpetic Gingivo-stoma-titis (PHG)

50
Q

What are the causes for PHG?

A

Herpes 1 or 2

51
Q

Do you treat someone with an active PHG (or Herp 1, 2 for that matter)?

A

No

52
Q

Herpetic _______-Affects mainly the fingers of dentists and hygienists who have come in unprotected contact with a primary or recurrent lesion.

A

Whitlow

53
Q

Which herpes virus? CHICKEN POX, EASILY SPREAD BY DIRECT CONTACT, FEVER, HEADACHE, SORE THROAT, RASH, 14-16 DAY INCUBATION PERIOD, CHICKENPOX VACCINE

A

Vericella

54
Q

_______ Herpes is the most common infectious cause of __________ in the industrialized world. At this point, like with all herpes virus, there is no cure.

A

Ocular Herpes- corneal blindness

55
Q

What is the most common human virus?

A

Epstein Barr

56
Q

Which virus am I? THE RISK OF GETTING _________ THROUGH CASUAL CONTACT IS VERY SMALL. THE VIRUS IS GENERALLY PASSED FROM INFECTED PEOPLE TO OTHERS THROUGH DIRECT CONTACT WITH BODY FLUIDS, SUCH AS URINE, SALIVA, OR BREAST MILK. _____ IS SEXUALLY TRANSMITTED. IT CAN ALSO BE SPREAD THROUGH TRANSPLANTED ORGANS AND BLOOD TRANSFUSIONS.

A

CYTOMEGALOVIRUS (CMV)

57
Q

Stay Healthy :______ when lesion is present, if there is a doubt, wait.

A

Do not treat