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DANB RHS practice test Questions and Answers (100% Pass)

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  • Course
  • Dental Radiology
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  • Dental Radiology

DANB RHS practice test Questions and Answers (100% Pass) Damage to a living organism that is produced by photons striking the organism and producing a molecular chemical change be caused by: A)Breaking molecules into smaller pieces B)Disrupting molecular bonds C)Forming new bonds within molecu...

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  • August 27, 2024
  • 44
  • 2024/2025
  • Exam (elaborations)
  • Questions & answers
  • Dental Radiology
  • Dental Radiology
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©SOPHIABENNET@2024/2025 Tuesday, August 20, 2024 10:21 AM

DANB RHS practice test Questions and Answers (100% Pass)


Damage to a living organism that is produced by photons striking the
organism and producing a molecular chemical change be caused by:

A)Breaking molecules into smaller pieces

B)Disrupting molecular bonds

C)Forming new bonds within molecules

D)Forming new bonds between molecules

E)All of the above - Answer✔️✔️-E) All of the above

Interproximal caries often appears as a

A)Radiopaque extension, or "spur"

B)Radiolucent line around the root of the tooth

C)Moon- or wedge-shaped radiolucency

D)Moon- or wedge-shaped radiopacity - Answer✔️✔️-C)Moon- or wedge-
shaped radiolucency

Interproximal caries is frequenly found in which area of the tooth?

A)Just apical to the pulp chamber

B)At or slightly coronal to the contact point

C)At or slightly apical to the contact point




1

,©SOPHIABENNET@2024/2025 Tuesday, August 20, 2024 10:21 AM

D)Just apical to the central occlusal pit - Answer✔️✔️-B) At or slightly
coronal to the contact point

Which of the following is not classified as a developmental dental
abnormality?

A)Taurodont

B)Mesiodens

C)Dens in dente

D)Periapical abscess - Answer✔️✔️-D) Periapical abscess

The term PERICORONAL means?

A)At the apex of the root

B)Around the root of a tooth

C)Around the crown of a tooth

D)Around the periodontal ligament space - Answer✔️✔️-C) Around the
crown of a tooth

The term MULTILOCULAR refers to a radiographic appearance that may
resemble which of the following?

A)A piece of cotton

B)The ray of the sun

C)A group of soap bubbles

D)An orange peel - Answer✔️✔️-C) A group of soap bubbles


2

,©SOPHIABENNET@2024/2025 Tuesday, August 20, 2024 10:21 AM

Which of the following has a radiopaque appearance?

A)Periapical cyst

B)Mandibular torus

C)Dentigerous cyst

D)Ameloblastoma - Answer✔️✔️-Mandibular torus

A panoramic film was taken on a patient who had mandibular teeth but
wore a complete maxillary denture. You asked him to remove the denture
during the exposure. When you looked at the film, the mandibular teeth
were very slender and out of focus.

What happened? - Answer✔️✔️-The patient was positioned too far forward
in the bite block/machine.

The area of the skull that is in focus and this exhibited on a panoramic
film?

A)Latent image

B)Focal trough or image layer

C)Ghost image)

D)Within Frankfort plane - Answer✔️✔️-B)Focal trough or image later

You notice a dark streak or band superimposed over the apices of the
maxillary teeth on a panoramic radiograph. Which of the following errors
occurred during the exposure? - Answer✔️✔️-The patients tongue was not
contacting the hard palate


3

, ©SOPHIABENNET@2024/2025 Tuesday, August 20, 2024 10:21 AM

A lateral oblique or lateral jaw projection may be chosen when..? -
Answer✔️✔️-The patient is not able to have an intraoral film, and a
panoramic unit is not available.

A transcranial view refers to a..?

A)TMJ projections

B)Panomograph

C)Cephalometric view

D)View in one ear and out the other - Answer✔️✔️-A)A TMJ projection

The anatomic strucures or a primary importance on TMJ projections are

A)The condyle and the coronoid process

B)The condyle and the maxillary tuberosity

C)The coronoid process and the articular eminence

D)The articular eminence and the condyle. - Answer✔️✔️-The coronoid
process and the articular eminence

The best method to obtain the most accurate endodontic film is to use..?

A)The bisecting-angle technique with the patient holding the film

B)The paralleling technique with a film holder such as a hemostat or Snap-
A-Ray




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