DANB general chairside practice test
The water-to-powder ratio used when mixing type III dental stone should be
0.23 (23:100).
0.50 (50:100).
0.30 (30:100).
0.60 (60:100). - ✔✔0.30 (30:100).
Which of the following
...
DANB general chairside practice test
The water-to-powder ratio used when mixing type III dental stone should be
0.23 (23:100).
0.50 (50:100).
0.30 (30:100).
0.60 (60:100). - ✔✔0.30 (30:100).
Which of the following materials can change from the gel state to the sol state and back to the
gel state?
Agar hydrocolloid
polyvinyl siloxane
Polyether
Alginate - ✔✔Agar hydrocolloid
When selecting pastes for the coronal polishing procedure, it is most important to consider the
grit.
color.
taste.
brand. - ✔✔grit
How long should topical fluoride gel remain in contact with the teeth for optimal effectiveness?
7 minutes
4 minutes
6 minutes
5 minutes - ✔✔4 minutes
A plastic matrix strip is used to adapt the shape of a tooth for a(an)
liner.
amalgam.
denture sealant.
composite. - ✔✔composite.
What does the dental assistant do with his/her right hand when assisting a right-handed dentist
during a procedure?
Pass the instruments
Hold the suction
Receive instruments
Use the three-way syringe - ✔✔Hold the suction
Local anesthesia containing lidocaine HCl with epinephrine 1:50,000 lasts approximately how
many minutes?
90
60
30
120 - ✔✔60
Which chemical agent is widely used in the in-home whitening technique?
Polycarboxylate
Carbamide peroxide
Potassium nitrate
Chlorhexidine - ✔✔Carbamide peroxide
Which of the following describes the best way to remain approachable to an anxious patient?
Encourage quiet
Work slowly
Work quickly
Encourage questions - ✔✔Encourage questions
Which of the following would be included in the setup for a direct composite restoration?
#151 forceps
Finishing burs
Curette
Impression tray - ✔✔Finishing burs
When transferring instruments with hinges such as surgical forceps and scissors, the assistant
should
grasp the handles and pass the hinges to the dentist's palm.
position the instrument on the bib for the dentist to pick up unassisted.
grasp the distal ends of the handles and lay handles on the dentist's palm.
grasp the hinges and direct the handles to the dentist's palm. - ✔✔grasp the hinges and direct the
handles to the dentist's palm.
If an employee has an exposure incident, documentation of the incident needs to be maintained
in the employee record for the length of employment plus
15 years.
one year.
five years.
30 years. - ✔✔30 years.
When a patient is referred to a specialist for treatment, the assistant should
have the patient sign a copy of the office HIPAA Privacy Policy.
send the patient's original patient record to the specialist.
send a copy of the pertinent information to the specialist.
have the patient sign an informed consent form before sharing information. - ✔✔send a copy of
the pertinent information to the specialist.
Which of the following bur numbers designates a straight fissure plain cut bur?
56
18
75
34 - ✔✔56
If the dentist identifies moderate mobility of a tooth during a periodontal exam, the dental
assistant will record what score in the patient's chart?
3
0
1
2 - ✔✔2
A diabetic patient's appointment time is best schedule
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