RDA Law and Ethics Exam 94 Questions and
Answers.
Conditional duties of an RDA - Correct answer a- remove excess cement with an ultrasonic
scalar from supragivgival surfaces of teeth undergoing Roth treatment
b- Allowable duties of a Roth assistant permit holder
c- Allowable duties of a dental sedation assistant permit holder
d- Application of pit and fissure sealants
When can an RDA perform conditional duties? - Correct answer only when they have completed
a board-approved educational program or when they can provide evidence on completing a
board-approved course in the specific subject
What evidence does an RDA need to provide to accompany their first license renewal
(regarding conditional duties)? - Correct answer evidence of completion of a board-approved pit
and fissure sealants course; if not, license will be suspended
What duties may a DA/RDA/RDAEF perform while working for/at a primary care clinic or
specialty clinic? - Correct answer any extra oral duty, coronal polish, topical fluoride application,
pit and fissure sealants (if course completed) when under Direct Supervision of RDH/RDHAP
Dental auxiliary - Correct answer a person who may perform dental supportive procedures
under specified supervision of a licensed DDS
Dental assistant - Correct answer unlicensed person who may perform basic supportive
procedures under the supervision of a DDS
Registered dental assistant - Correct answer a licensed person who may perform all authorized
procedures in addition to all basic supportive procedures a DA may perform
Direct supervision - Correct answer supervision of dental procedures based of DDS instruction
and the DDS being physically present in treatment facility during the specified procedure
General supervision - Correct answer supervision of dental procedures based on DDS
instruction but where DDS must not be physically present during time of specified procedure
Basic supportive dental procedures - Correct answer dental procedures categorized by their
technically elementary characteristics, complete reversibility and inability to create potentially
hazardous conditions for the PT
continuing education - Correct answer a condition of license renewal, the submission if evidence
of an RDA/RDH/DDS continuing to stay educated on new and improving developments in the
practice of dentistry, as well as reviewing infection control procedures, dental law, and BLS
How much of a RDAs continuing education can the Board dictate? - Correct answer 7.5 hrs. in
the general areas of PT care, health and safety, and law and ethics
(For DDS, 15 hrs.)
How many hours of continuing education does an RDA need to complete for each renewal? -
Correct answer 25 hours, with 2hrs Infection Control, 2 hrs. Dental Practice Act, a BLS course
(no more than 4 hours)
Standard precautions - Correct answer a group of infection control and prevention practices that
apply to all PTs equally, including the use of PPE, safe handling of sharps
Critical vs. semi-critical vs. non-critical items - Correct answer critical - penetrates bone and soft
tissue, highest potential for disease transmission
Page 1 of 8 Semi-critical - touches oral mucosa or non-intact skin but not penetrating soft tissue or bone
Non-critical - items used in PT care but not oral mucosa membranes, much lower risk of
transmission
Levels of disinfection - Correct answer low - kills some bacteria, microorganisms, viruses but not
Tb or spores
Intermediate - kills Tb, but not necessarily spores
High - kills Tb and some spores, but not guaranteed to kill all spores
Germicide - Correct answer chemical agent used to disinfect items/surfaces based on level of
contamination
Sterilization - Correct answer validated process of rendering ALL viable forms of
microorganisms inactive (kills all spores)
PPE - Correct answer specialized clothing or equipment used to protect against a hazard
(general work attire NOT included)
OPIM - Correct answer other potentially infectious materials (bodily fluids form humans, testing
animals, and fluid/tissue/organ potentially infected with a BBP)
DHCP - Correct answer dental healthcare professional - all paid or non-paid personnel in dental
healthcare setting who may be occupationally exposed to infectious materials
Regulations regarding Infection Control Procedures - Correct answer a- standard precautions
practiced with all PTs
b- Written protocol shall be developed and made available to all employees regarding
instrument processing, operatory cleanliness, and management of injuries
c- A copy shall be posted in a visible spot in office
d- PPE worn during all procedures involving hazardous chemicals or handling contaminated
items
Hand washing - Correct answer a- with soap and water and start and end of day and when
visibly soiled between PTs
b- When not visibly soiled, an alcohol-based hand rub may be used
C-hands must be thoroughly dried before putting on gloves
d- DHCP with open/weeping wounds on hands will refrain from PT care, even with gloves, until
it is resolved
E-gloves are single use, not to be washed before or after use, discarded only
Needles/Sharps Safety - Correct answer a- recapped only using scoop-technique or needle
recapping device
b- Do not bend disposable needles/scalpels\blades for disposal
c- Sharps container will be kept as close as possible to point of use
Sterilization/Disinfection - Correct answer a- all germicides must be used how and for the
reason they were intended
B-cleaning must precede all disinfection/sterilization
c- Critical and semi-critical instruments will be disinfected and sterilized, then wrapped until
used, stored in a manner that will not allow contamination
d- Non-critical instruments must be cleaned with a low-level disinfectant, unless visibly
contaminated with blood or OPIM
c- Single use items will be disposed of, never reused
d- All hand pieces and dental unit attachments will be packaged, labeled and heat sterilized
Barriers - Correct answer if something cannot be adequately cleaned, it must be covered with a
barrier; if bartered, and the surface below can be considered clean and uncontaminated
Page 2 of 8
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