Flash sterilization can be achieved in a steam autoclave by:

using a shorter time and a higher temperature

When a used needle is removed from a syringe during treatment, it should be placed

in a sharps container in the treatment room

Which of the following is an indirect contact mode of disease transmission?

puncture from a contaminated anesthetic needle

Alcohol hand rubs are most effective in dental settings when

there is no debris on the hands of the dental assistant

even though the dental lab disinfects impressions and appliances that are received the responsibly of the dental office

disinfect every item that is sent to the lab

Patients who are infected with HIV or AIDS are

protected from discrimination by the Americans with Disabilities' Act

What are the steps in the handwashing process ( in order)?

wet hands with water, apply soap, rubs hands for 15 sec, rinse, dry

A key advantage of using an unsaturated chemical vapor sterilizer is that it:

does not cause rust or corrosion like a steam autoclave

If a glove tears during patient treatment, the dental assistant should

remove the gloves, wash hands, and don a new pair of gloves

when patient treatment is completed, the dental assistant should

remove and dispose of gloves, then face mask and wash hands

When does a lab coat or protective gown need to be changed?

if it becomes visibly soiled with blood

A dental assistant has completed the series of injections for Hep B vaccine. The next step is to

get a blood test for HBV antibodies

When a dental assistant is cleaning instruments, what types of P.P.E should be worn?

safety glasses, utility gloves, face mask, protective gown

If the figure shown is displayed on a container in a dental office, it indicates that

the contents are potentially contaminated

Which of the following is a direct contact mode of disease transmission?

touching soft tissue or teeth in a patient's mouth

According to the CDC, instruments should be packaged before sterilization, unless they will be

used immediately after they have been sterilized

Whenever there is potential for spatter or splash of blood or saliva during dental treatment, the clinical team wears?

gloves, face mask, safety glasses, and protective gowns

Sharps containers should be replaced when

the contents reach the fill line on the container

When leaving the dental office at night, what should the dental assistant do with her lab coat?

place it in a biohazard container and label it for office laudry

If patients indicate on their health history that they have active tuberculosis, this means

they should not have elective treatment performed at the dental office

Artificial nails are not recommended in dental settings because they

have been linked to disease transmission in health care settings

If the dental assistant suspects that the sterility of a multiple-dose medication vial has been compromised you should

discard the vial in an appropriate container

What should be done to instrument packages just before they are opened for use on the patient?

Check them for tears or punctures

Which of the following is NOT a protocol for standard precautions?

Relying on patients health history to indicate a risk

The following are all true of disposable devices except that they

reduce the amount of waste produced by a dental practice

hand lotions with petroleum or oil based ingredients should not be used in the dental office because they can

weaken the glove material, especially latex

disposable devices, such as saliva ejector tips, can be reused if they

they are not to be reused, as they are single-use devices

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Infection Control DANB

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Questions 39

Answers

1
Flash sterilization can be achieved in a steam autoclave by:
operating the sterilizer at a higher temperature
placing only unpackaged items in the sterilizer
placing the item to be sterilized in a glass bead sterilizer
using a shorter time and a higher temperature
2
When a used needle is removed from a syringe during treatment, it should be placed
in a plastic cup to isolate it from other instruments
in a red bag used for biohazard waste
in a sharps container in the treatment room
on the side of the instrument tray away from other instruments
3
Which of the following is an indirect contact mode of disease transmission?
spatter droplets of a patients oral fluids contacting the eye
inhalation of droplet nuclei in dental aerosols
touching soft tissue or teeth in a patient's mouth
puncture from a contaminated anesthetic needle
4
Alcohol hand rubs are most effective in dental settings when
there is no debris on the hands of the dental assistant
soap and hot water are not available for the dental team
antimicrobial soap is irritating to the skin
the alcohol product used is at least 60% ethyl alcohol
5
even though the dental lab disinfects impressions and appliances that are received the responsibly of the dental office
is to label the item in teh biohazard bag for transport to the lab
disinfect every item that is sent to the lab
consult with lab tech about their preferences
advise the lab that the lab is responsible for disinfecting the items
6
Patients who are infected with HIV or AIDS are
high risk to dental health care workers during treatment
taking medications that may contraindicate dental treatment
best referred to a specialist for treatment in a hospital setting
protected from discrimination by the Americans with Disabilities' Act
7
What are the steps in the handwashing process ( in order)?
apply soap, add water, rub hands for 15 secs, rinse and dry
apply soap, add water, rub 15 secs, rinse
wet hands with water, apply soap, rub hands for 15 decs, rinse
wet hands with water, apply soap, rubs hands for 15 sec, rinse, dry
8
A key advantage of using an unsaturated chemical vapor sterilizer is that it:
does not cause rust or corrosion like a steam autoclave
does not damage plastic items
can be used with cloth wraps
has a shorter cycle than a steam autoclave
9
An unvaccinated dental health care worker is at greater risk of exposure to which microorganism during dental work
Hepatitis A
Hepatitis C
Hepatitis B
Hepatitis C
10
If a glove tears during patient treatment, the dental assistant should
continue with the procedure if the doctor says that it is acceptable
place another glove on top of the torn glove
remove the gloves, wash hands, and don a new pair of gloves
report to the OSHA manager that there has been an exposure incident
11
when patient treatment is completed, the dental assistant should
remove and dispose of gloved
remove and dispose of examination gloves
remove and dispose of gloves, then face mask and wash hands
remove and dispose of gloves and then the face mask
12
What type of water irritant should be used during surgical procedures?
treated water from the dental unit
distilled water
diluted chlorhexidine
sterile water or saline
13
The infection that is not spread by airborne transmission is
Chickenpox
Hepatitis C
Tuberculosis
Measles
14
The appropriate parameters for static air dry heat sterilization of package items are:
60 mins at 300 degrees F
60 mins at 320 degrees F
20 mins at 300 degrees F
40 mins at 350 degrees F
15
When does a lab coat or protective gown need to be changed?
after each patient
at the end of every day
if it becomes visibly soiled with blood
once a week when the laundry service picks up
16
Droplet infection can occur through exposure to aerosol and spatter during dental procedures and through:
handling contaminated instruments
coughing and sneezing
contact with paitent's tissues
contact with the environmental surfaces
17
A dental assistant has completed the series of injections for Hep B vaccine. The next step is to
follow up in 5 years with a booster injection
get reimbursed by employer for the cost of the injection
get a blood test for HBV antibodies
provide a copy of the vaccine record to employer
18
Which is a recommended method used to prevent surface contamination?
use of surface barrier
wipe the surface with alcohol
use high-level disinfectant1
use an intermediate-level disinfectant
19
When a dental assistant is cleaning instruments, what types of P.P.E should be worn?
safety glasses, utility gloves, face mask, protective gown
safety glasses, exam gloves and protective gown
safety glasses, utility gloves, protective gown
safety glasses, exam gloves, face mask and protective gown
20
If the figure shown is displayed on a container in a dental office, it indicates that
the contents are a fire hazard
ionizing radiation is present
the contents are a chemical hazard
the contents are potentially contaminated
21
The appropriate parameters for unsaturated chemical vapor sterilization are:
20 mins at 270 degrees F
15 mins at 250 degrees F
15 mins at 270 degrees F
20 mins at 250 degrees F
22
Which of the following is a direct contact mode of disease transmission?
spatter droplets of a patient's oral fluids contacting the eye
touching soft tissue or teeth in a patient's mouth
inhalation of droplet nuclei in dental aerosols
puncture from a contaminated anesthetic needle
23
According to the CDC, instruments should be packaged before sterilization, unless they will be
used immediately after they have been sterilized
placed into pouches immediately after sterilization
stored in closed drawers or cabinets
placed inside sealed containers after sterilization
24
Whenever there is potential for spatter or splash of blood or saliva during dental treatment, the clinical team wears?
gloves, face mask, safety glasses, and protective gowns
face mask, safety glasses, and protective gowns
gloves, face mask, and safety glasses
face mask and safety glasses
25
Sharps containers should be replaced when
the contents reach the top of the container
new containers are purchased
the contents begin to overflow the container
the contents reach the fill line on the container
26
When leaving the dental office at night, what should the dental assistant do with her lab coat?
place it in a biohazard container and label it for office laudry
take off at office, and place in a leakproof bag take home wash
take it home and lauder it separately from other clothing
take it off at the office and take it home to wash
27
Which of the following are means by which chemicals can enter the human body?
eating or swallowing them
all of the above
absorption through the skin
inhalation
28
If patients indicate on their health history that they have active tuberculosis, this means
it is safe to treat them if the dental team wears N95 respirators
it is safe to treat them if they have been on antibiotics for 6 months
they are taking antibiotics and they are safe to treat
they should not have elective treatment performed at the dental office
29
What type of soap is not acceptable for handwashing in the dental care setting?
antimicrobial bar soap
antimicrobial foam soap
antimicrobial liquid soap
plain liquid soap
30
Artificial nails are not recommended in dental settings because they
do not promote a professional appearance for the dental assistant
can interfere with handwashing procedures
have been linked to disease transmission in health care settings
can puncture examination gloves and pose a risk to the dental assistant
31
If the dental assistant suspects that the sterility of a multiple-dose medication vial has been compromised you should
ensure that a sterile needle is used to draw up the medication
record the incident in the medication log
discard the vial in an appropriate container
clean the access diaphragm with isopropyl alcohol
32
Which type of glove does the CDC recommend for surgical procedure?
latex
sterile
nonlatex
nitrile
33
What types of gloves can be washed and reused in dentistry?
nitrile utility gloves
nitrile examination gloves
vinyl gloves
synthetic gloves
34
How much time should a surgical hand scrub take the dental assistant to perform?
2-6 minutes
15-20 seconds
1-2 minutes
30-60 seconds
35
What should be done to instrument packages just before they are opened for use on the patient?
rinse them off with clean or sterile water
disinfect them by the spray-wipe-spray process
date them
Check them for tears or punctures
36
Which of the following is NOT a protocol for standard precautions?
Using a preprocedural mouth rise on all patients
Wearing appropriate P.P.E
Relying on patients health history to indicate a risk
using dental dam isolation when possible
37
The following are all true of disposable devices except that they
can help to save cleanup and instrument processing time
can be disposed of in the regular office trash
reduce the amount of waste produced by a dental practice
help to reduce transfer of microorganisms from one patient to another
38
hand lotions with petroleum or oil based ingredients should not be used in the dental office because they can
cause the gloves to become contaminated
make the hands slippery and cause puncture injuries
weaken the glove material, especially latex
cause the gloved to be more difficult to put on and take off
39
disposable devices, such as saliva ejector tips, can be reused if they
cleaned and placed in a liquid chemical sterilant
cleaned in an ultrasonic cleaner and heat sterlized
they are not to be reused, as they are single-use devices
not exposed to blood during treatment

Infection Control DANB Flashcards | StudBud