Dental Assisting Quiz Questions
28 Questions
| Total Attempts: 2435
Chapter 21,22,23
Questions and Answers
- 1.Using E -speed film instead of D-speed film will reduce the developing time
- A.
True
- B.
False
- 2.The lead apron should never be folded
- A.
True
- B.
False
- 3.Labial mounting is defined as the dot being toward the operator when mounting the radiographs
- A.
True
- B.
False
- 4.A quality assurance program refers to routine procedures that have been established to ensure high quality
- A.
True
- B.
False
- 5.Imaging systems are used by dental professionals.
- A.
True
- B.
False
- 6.The paralleling technique is used a film-holding device
- A.
True
- B.
False
- 7.Today's sewage treatment facilities permit taht developer and fixer solutions be poured down the sink drain
- A.
True
- B.
False
- 8.Exposing radiographs is a skill that requires proper technique each and every time.
- A.
True
- B.
False
- 9.Labial mounting is when the depressed dot is toward the operator as if the operator is viewing the films from inside out.
- A.
True
- B.
False
- 10.Bitewing radiographs are also known as interproximal radiographs
- A.
True
- B.
False
- 11.The same number of films are taken on an adult fill mouth series as for a child
- A.
True
- B.
False
- 12.Radiation exposure times are the same for children as for adults
- A.
True
- B.
False
- 13.The cervical collar on the lead apron protects the reproductive organs
- A.
True
- B.
False
- 14.Dental raidographs are not considered proscriptions, and trained dental assistant can take as many xrays as they think are needed
- A.
True
- B.
False
- 15.Digital xray technology is expensive and time consuming, so it is not available to dentists
- A.
True
- B.
False
- 16.Digital intraoral imaging is a computerized system. One of the advantages of digital intraoral imaging is the ability to alter brightness/contrast
- A.
True
- B.
False
- 17.The fundamental principle of panoramic radiography is based on the pronciple of tomography
- A.
True
- B.
False
- 18.The focal trough of the panoramic machine is also known as image layer or sharpness
- A.
True
- B.
False
- 19.The storage phosphor imagin is anoth type of direct digital imaging system
- A.
True
- B.
False
- 20.The direct digital image system converts traditional film xrays to digital images
- A.
True
- B.
False
- 21.When the xrays strike the film, the information is recorded on the film. This is called digital imaging.
- A.
True
- B.
False
- 22.What determines the amount or quantity of radation
- A.
Electronic timer
- B.
Kilovoltage
- C.
Milliamperage
- D.
Control panel
- 23.What detemines the quality of radiation
- A.
Kilovoltage
- B.
Milliamperage
- 24.The area on the tungsten target where the electron hit is the
- A.
Collimator
- B.
Central beam
- C.
Anode
- D.
Focal spot
- 25.Another name for the lead diaphragm is the
- A.
Filter
- B.
Focal spot
- C.
Focusing cup
- D.
Collimator
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