Test
DANB RHS Exam
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Preguntas del test (20)
1Which of the following are sources of disease transmission during dental radiography?
- Afilm packets
- BControl Panel
- CDental Chair Controls
- DAll of the above
2The embossed dot or "bump" on the film packet is always placed:
- AToward PID
- BAway from PID
- CIt doesn't matter which way it is placed
3the solution that forms the radiolucent images on the film is the:
- Afixer
- Bdeveloper
- Cwater
- Dfixer and developer
4solution that removes the silver halide crystals that were not exposed to radiation is the:
- Afixer
- Bdeveloper
- Cwater
5disinfecting solutions may cause damage to the electrical connections of the radiographic equipment.
- AVerdadero
- BFalso
6the final rinse for radiographs must be at least:
- A5 minutes
- B10 minutes
- C20 minutes
- Ddepends on the temperature
7What can cause white spots if splashed on radiographs during processing?
- AWater
- BFixer
- CDeveloper
8What can cause black spots if splashed on radiographs during processing?
- ADeveloper
- BFixer
9Which of the following processing errors can cause light images?
- AOverdevelopment & Cold Solution
- BUnderdevelopment & Cold Solution
- CCold Solution
- DUnderdevelopment
- EOverdevelopment
10Duplicating radiographs does not require the use of x-radiation
- AVerdadero
- BFalso
11The method of mounting radiographs with the raised dot facing toward you is called:
- ALabial Mounting
- BLingual Mounting
12Which of the following landmarks are noted for mounting mandibular periapical radiographs?
- Amandibular canal
- Bmental foramen and tuberosity
- CMandibular canal, mental foramen, and tuberosity
- DMandibular canal and mental foramen
13intensifying screens are use to increase the amount of radiation delivered to the patient.
- AVerdadero
- BFalso
14Which type of screen film requires the least amount of radiation?
- ABlue sensitive
- BGreen sensitive
15Compared to radiographic exposure of a patient with complete dentition, when exposing periapical radiographs on an edentulous patient, the exposure time should be:
- AIncreased
- BDecreased
- CThe same
16Using "E" speed instead of "D" speed film requires:
- ALonger exposure time
- BShorter exposure time
- CLonger developing time
- DShorter developing time
17which of the following conditions will produce a radiograph with the greatest film density?
- Afilm packet reversal
- BUnderexposure
- CWeak developing solution
- DUnsafe safelight
18What would result if duplicating film were accidentally placed in a conventional pano cassette and the radiograph were exposed on a patient? the radiograph would:
- Aappear black
- Bappear closer
- Cappear slightly lighter than normal
- Dbe diagnostically acceptable
19If a film is left in the fixer overnight, it will be:
- Acompletely clear
- Btoo dark
- Ctoo brown
- Ddiagnostically acceptable
20the recommended minimum distance for positioning a safelight above the working area where films will be opened and handled is:
- A2 feet
- B4 feet
- C5 feet
- D3 feet
Información
- Descripción
- Dental Assisting National Board DANB RHS Exam Test sobre DANB RHS Exam, creado por kat.awsumbsander el 06/03/2016.
- Autor
- kat.awsumbsander
- Idioma
- English
- Visitas
- 160
- Etiquetas
- Valoración
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