Final Test Review
(Questions & Solutions)
2025
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, 1. (Multiple Choice)
In New York, which procedure is within a dental hygienist’s scope of
practice when performed under the supervision of a dentist?
A. Administering local anesthesia without additional certification
B. Performing oral prophylaxis (scaling and polishing)
C. Executing operative restorative procedures
D. Fabricating temporary crowns
ANS: B
Rationale: New York regulations allow dental hygienists, under
appropriate supervision, to perform non-invasive procedures such as oral
prophylaxis. Invasive procedures (e.g., administering anesthesia or
restorative work) must be performed by or under direct management of
a licensed dentist.
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2. (Fill-in-the-Blank)
In New York, delegation of non‑clinical tasks, such as sterilizing
instruments or record‑keeping, to dental assistants may be performed
under __________ supervision.
ANS: indirect
Rationale: New York permits delegation of non‑clinical duties to dental
assistants under indirect supervision. This means the dentist need not be
physically present but must remain available for consultation or
immediate intervention if necessary.
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3. (True/False)
True or False: A dental assistant in New York may perform operative
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, procedures independently if they have received appropriate on-the-job
training.
ANS: False
Rationale: Regardless of training, New York law requires that dental
assistants perform clinical procedures only under the direct or indirect
supervision of a licensed dentist; they cannot work independently.
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4. (Multiple Response)
Select all tasks that an Ohio dentist in New York may delegate to a
licensed dental hygienist:
• Taking dental radiographs
• Applying topical fluoride treatments
• Placing fissure sealants
• Administering local anesthesia without further certification
ANSs: Taking dental radiographs, Applying topical fluoride treatments,
Placing fissure sealants
Rationale: Under New York law, dental hygienists may perform
diagnostic and preventive procedures—such as taking radiographs,
applying topical fluoride, and placing fissure sealants—when delegated
under appropriate supervision. Administering anesthesia typically
requires further certification and is not routinely delegated to hygienists.
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5. (Multiple Choice)
Which level of supervision in a New York dental office requires that a
supervising dentist be physically present in the operatory during the
procedure?
A. Indirect supervision
B. General supervision
C. Direct supervision
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