Term
| chemiclave does not dull cutting edges |
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Definition
An advantage of the chemiclave over an autoclave is that the chemiclave:
- does not dull cutting edges
- requires a shorter exposure time
- a/b
- neither |
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Term
| intermediate disinfectants kill all of the above (and not spores!) |
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Definition
To be classified as an intermediate level disinfectant, the product must be shown to kill:
- HIV
- mycobacterium tuberculosis
- pseudomonas aeruginosa
- staph aureus
- all of the above |
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Term
| antiseptics are applied to host tissues |
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Definition
The primary difference in antiseptics and disinfectants is that antiseptics are applied to:
- dental instruments
- environmental surfaces
- inanimate surfaces
- host tissues
- none of the above |
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Term
| aseptic means to eliminate all infectious microorganisms |
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Definition
Aseptic technique means to
- eliminate all infectious microorganisms
- prevent contamination with infectious organisms
- remove pathogenic microbes using chemicals
- sterilize |
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Term
|
Definition
Pasteurization is most applicable to
- disposables
- endoscopes
- dairy products
- fruits/veggies
- meats |
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Term
| most heat destroys by coagulation and denaturization |
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Definition
most heat, such as that of an autoclave, destroys microbes by:
- coagulation and denaturation of proteins
- cross-linking protein molecules
- dissolving membrane lipids
- none of the above |
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Term
| bacterial endospores are most resistant to inactivation |
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Definition
which of the following microorganisms forms is most resistant to inactivation?
- bacterial endospores
- fungal spores
- hydrophilic viruses
- lipophilic viruses
- vegetative bacteria |
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Term
| dri-clave requires a higher temp and longer time to sterilize than an autoclave or chemiclave |
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Definition
a conventional dri-clave requires a ____ temp and a ____ time to sterilize than an autoclave of chemiclave.
- lower/longer
- lower/shorter
- higher/longer
- higher/shorter |
|
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Term
| sanitation relates to public health |
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Definition
sanitation is defined in relation to
- dental care
- employee health
- hospital care
- public care |
|
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Term
| bactericidal is the general ability to kill bacteria |
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Definition
The general ability to kill bacteria allows a chemical to be designated:
- tuberculocidal
- bacteriostatic
- sterilant
- bactericidal
- detergent |
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Term
|
Definition
which of the following is an example of a noncritical patient care item?
- stethoscope
- mouth mirror
- impression tray |
|
|
Term
|
Definition
semi-critical patient care items should be treated how?
- clean w/soap and water
- disinfect by spraying
- disinfect by immersion
- heat sterilize |
|
|
Term
| puncture resistant heavy-duty |
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Definition
when cleaning instruments, what type of gloves should DHCP wear?
- examination gloves
- sterile surgical gloves
- puncture resistant heavy-duty
- utility gloves
- either a/c |
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Term
|
Definition
what indicator assesses time, temperature, and pressure during each sterilizer load?
- mechanical
- chemical
- biological |
|
|
Term
|
Definition
Per the CDC recommendations, sterilizers should be monitored with biological indicators at least:
- daily
- weekly
- monthly
- annually |
|
|
Term
|
Definition
regulated waste in dental offices includes:
- blood soaked gause
- contaminated sharps
- extracted teeth
- surgically removed tissues
- all of the above |
|
|
Term
|
Definition
what is the acceptable method for disinfection/sterilization of dental handpieces?
- wiping w/intermediate disinfectant
- heat sterilization
- ethylene oxide sterilization |
|
|
Term
| clinical contact surfaces |
|
Definition
barriers can be used to prevent contamination of
- clinical contact surfaces
- handpieces
- mouth mirros |
|
|
Term
|
Definition
the majority of waste generated in a dental practice is
- nonregulated
- regulated |
|
|
Term
| regulated/following disinfection |
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Definition
extracted teeth are considered to be ___ waste. they may be returned to patient ___.
- nonregulated/as is
- nonregulated/following disinfection
- regulated/following disinfection
- regulated/as is |
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Term
|
Definition
dental unit waterlines should be flushed
- at the beginning of the day
- minimum of 2-30 seconds after each patient
- 2-3 min after each patient
- at the end of the day |
|
|
Term
|
Definition
what level disinfectant is required to decontaminate a surface contaminated w/blood or other potentially infectious material?
- low
- intermediate
- high |
|
|
Term
|
Definition
alcohol based hand rubs should not be used
- if hands are visibly soiled
- for surgical antisepsis
- both |
|
|
Term
|
Definition
which of the following are acceptable for routine handwashing in the dental practice?
- bar soap
- plain liquid soap
- antimicrobial liquid soap
- alcohol based hand rubs
- b, c,d |
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|
Term
|
Definition
biological indicators for sterilization monitoring contain:
- vegetative bacteria
- bacterial spores
- fungal spores
- viruses |
|
|
Term
|
Definition
periodontal scalers are classified as what type of instrument in regard to infection control
- critical
- noncritical
- semi-critical |
|
|
Term
|
Definition
what type of disinfectant is recommended for disinfecting dental impressions?
- low
- intermediate
- high |
|
|
Term
| EPA registration number, Hospital-level disinfectant, HIV/HBV claim (low level disinfectant), tuberculocidal claim (intermediate level disinfectant), virucidal (hydrophilic/lipophilic) |
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Definition
| A disinfectant label should contain ____, _____, _____, ____, and _____. |
|
|
Term
| hospital level disinfectant |
|
Definition
| To be classified as a ____-level disinfectant it must kill S. aureus, salmonella typhimurium/choleraesuis, pseudomonas aeruginosa |
|
|
Term
| UV radiation, boiling water, and pasteurization |
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Definition
| Other means of disinfection include ____, ____, and ____. |
|
|
Term
| chlorine compounds, a halogen antimicrobial along with fluorine, bromine and iodine |
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Definition
| ___ compounds denature enzymes/proteins, killing bacteria, endospores, fungi and viruses. It is unstable when exposed to light, high pH and organic matter. |
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Term
|
Definition
| chlorox bleach is a ___ which is effective in dilute solutions, but is chemically unstable, weakened by bioburden, and must be prepared fresh daily. |
|
|
Term
| iodine and iodophors (iodine complexed to a neutral polymer) |
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Definition
| ___ and ___ are also halogen antimicrobials that denature proteins. It can be extremely irritating to the skin. |
|
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Term
|
Definition
| phenols/phenolics will not kill ___ microorganisms. |
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