DANB RHS Study Test Questions and Answers New Update
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Course
DANB RHS
Institution
DANB RHS
DANB RHS Study Test Questions and Answers New Update
what type of chemical is used in the developing agent to convert the silver halide crystals to Black?
a. potassium bromide
b. sodium sulfate
c. acetic acid
d. hydroquinone - Answer-d
during manual processing, how long should the film re...
DANB RHS Study Test Questions
and Answers New Update
what type of chemical is used in the developing agent to convert the silver halide
crystals to Black?
a. potassium bromide
b. sodium sulfate
c. acetic acid
d. hydroquinone - Answer-d
during manual processing, how long should the film remain in the developer solution if
the temperature of the solution is 65 degrees Fahrenheit?
a. 8 minutes
b. 6 minutes
c. 5 minutes
d. 3 minutes - Answer-b
contaminated areas in the radiography area must be disinfected using:
a. bleach and water
b. hydrogen peroxide
c. rubbing alcohol
d. hospital grade disinfectant solution - Answer-d
what's product in the dental office contains Mercury?
a. fix your agents
b. Amalgam
c. fluoride
d. alginate - Answer-b
disposal of an extracted tooth is considered to be:
a. General waste
b. toxic waste
c. infectious waste
d. hazardous waste - Answer-c
which of the following can be disposed of in the regular trash or down the drain?
a. fixer
b. developer
c. chromium containing x-ray system cleaner
d. expired Amalgam capsules - Answer-b
, when mounting Dental film, The preferred order is:
a. maxillary anterior periapical mandibular anterior periapical
bitewing
maxillary posterior periapical
mandibular posterior periapical
b. bitewing
maxillary anterior periapical
mandibular anterior periapical
maxillary posterior periapical mandibular posterior perapical
c. maxillary posterior periapical mandibular posterior periapical bitewing
maxilar anterior periapical
mandibular anterior periapical
d. maxillary anterior periapical mandibular anterior periapical
maxillary posterior periapical
mandibular posterior periapical
bitewing - Answer-a
which of the following do not include anatomical landmarks of the mandible?
a.lingual foramen, coronid process, ramus
b.incisive foramen, mental foramen, genial tuercle
c.medial sigmoid notch, symphysis, external oblique notch
d. trabecular patterns, alveolar crest, internal oblique - Answer-b
which of the following are not maxillary landmarks?
a.hard palate, nasal septum, nasal conchae
b.alveolar crest, genial tubercle, coronoid process
c.infraorbital foramen, orbit, mastoid process
d. external auditory meatus, malar, glenoid fossa - Answer-b
when identify anatomical structures and dental materials on radiograph, which of the
following is true?
a. the enamel is radiolucent and located at the crown of the tooth
b. the root canals are radiopaque and extend from the pulp chamber to the apex of the
tooth
c. the periodontal ligament can be visualized as radiopaque
d. the dentin is not a radiopaque as enamel - Answer-d
a patient is moving and asks for the most recent x-rays for the new dentist. Which of the
following is not the preferred procedure for fulfilling this request?
a. often the original x-rays from the patient's record and give them to the patient to take
to the new dentist
b. prepare a copy of the film's and allow the patient to take these to the dentist
c. obtain contact information from the patient and mailed to the new dentist
d. obtain an email address for the new dentist and send a digital image electronically -
Answer-a
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