Radiographic Rad Test B 3

20 Questions | By Yorel87 | Updated: Mar 22, 2022 | Attempts: 102

Questions

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In this quiz on radiography, answer questions on different images gathered from the process and the information you can collect based on certain details like diamond patterns, vertical and horizontal angulation, film fog and more.

Questions and Answers

1.

Which of these indicates that the radiograph was overexposed?
- A.
  
  Thin black line
- B.
  
  Reticulation
- C.
  
  Overfixed
- D.
  
  Light image
- E.
  
  Dark image
2.

What does a diamond or herringbone pattern on the processed radiograph indicate?
- A.
  
  Underexposed film
- B.
  
  Reversed film
- C.
  
  Overexposed film
- D.
  
  Over age film
- E.
  
  Overdeveloped film
3.

To correct a foreshortened image, ______ the vertical angulation
- A.
  
  Reduce
- B.
  
  Do not adjust
- C.
  
  Increase
4.

What is the effect on the radiographic image if the vertical angulation is 15 degrees greater than necessary using paralleling techniques?
- A.
  
  Overlapping
- B.
  
  Root tips are cut off
- C.
  
  Bending
- D.
  
  Crowns are cut off
5.

What is the result of incorrect horizontal angulation?
- A.
  
  Reticulation
- B.
  
  Adumbration
- C.
  
  Cone cutting
- D.
  
  Overlapping
6.

Film fog results from improper safelighting.
- A.
  
  True
- B.
  
  False
7.

Developer cut-off appears as a straight black border accross the film.
- A.
  
  True
- B.
  
  False
8.

To avaoid static electricity, touch a conductive object before unwrapping a film.
- A.
  
  True
- B.
  
  False
9.

Torn or defective film packets may allow a portion of the film to be exposed to light.
- A.
  
  True
- B.
  
  False
10.

When positioning the film packet, the operator should be able to see the colored side of the film
- A.
  
  True
- B.
  
  False
11.

When functioning properly, a viewbox should a uniform and brilliant light.
- A.
  
  True
- B.
  
  False
12.

In order to decrease magnification of the object, the _______ is increased.
- A.
  
  KVp
- B.
  
  Target-film-distance
- C.
  
  Object-film-distance
- D.
  
  Exposure time
- E.
  
  MA
13.

Which of the following are disadvantages of the parelleling technique?
- A.
  
  Increase accuacy
- B.
  
  Simplicity of use
- C.
  
  Ease of duplication
- D.
  
  Ease of film placement
- E.
  
  A,b,c
- F.
  
  B,c,d
- G.
  
  A.c.d
14.

When positioning the patient for radiographs of the mandibular teeth using the parelleling technique, the _______ is parallel with the floor
- A.
  
  Occlusal plane of the maxillary teeth
- B.
  
  Occlusal plane of the mandibular teeth
- C.
  
  Long axis of the teeth
15.

Which of these target-film distances is generally used in the paralleling technique?
- A.
  
  14 inches
- B.
  
  7 inches
- C.
  
  12 inches
- D.
  
  8 inches
- E.
  
  16 inches
16.

Using the paralleling technique, the film must be aligned parallel with the occlusal plane of the teeth begin radiographed.
- A.
  
  True
- B.
  
  False
17.

The Periapical method that decreases distortion and magnification is the:
- A.
  
  Interproximal technique
- B.
  
  Bisecting angle method
- C.
  
  Occlusal
- D.
  
  Panoramic method
- E.
  
  Paralleling method
18.

Which term describes the formation of a fuzzy shadow around the outline of the image on the radiograph?
- A.
  
  Reticulation
- B.
  
  Adumbration
- C.
  
  Definition
- D.
  
  Delineation
- E.
  
  All of the answers given
19.

Which of these is not an intraoral survey?
- A.
  
  Periapical
- B.
  
  Interproximal
- C.
  
  Pariofarnic
- D.
  
  Occlusal
- E.
  
  None of the answers given
20.

These are radiographs of the same teeth. Which is one taken with paralleling technique?A. B.
- A.
  
  A
- B.
  
  B