2045494
Descrição
Quiz por Greg Rothfuss, atualizado more than 1 year ago
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Criado por Greg Rothfuss
aproximadamente 9 anos atrás
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Questão 1
Questão
Which scientist first discovered X-Rays?
Responda
-
Wilhelm Konrad Roentgen
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Doctor H. G. Gama
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Doctor Otto Proton
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Raymond Cathode
Questão 2
Questão
What is the name of the tube that was discovered in 1895?
Responda
-
Crooke's tube
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Roentgen’s tube
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Walkoff tube
-
Evacuating tube
Questão 3
Questão
Which of the following is NOT a characteristic property of X-Rays?
Responda
-
They travel in straight lines
-
They travel at the speed of sound
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They cause irritation to living cells
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They cause certain substances to fluoresce
Questão 4
Questão
The rule that applies to the principle of radiation safety is:
Responda
-
ALARA
-
SAMS
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CORPS
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SAFETY
Questão 5
Questão
When taking radiographs, always drape the patient with a lead apron.
Responda
- True
- False
Questão 6
Questão
The time setting on the X-Ray machine is measured by using which of the following methods?
Responda
-
Minutes or impulses
-
Minutes or milliamperes
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Fractions of a second or milliamperes
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Fractions of a second or impulses
Questão 7
Questão
Which of the following instruction is most important when ordering radiographs for female patients?
Responda
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Have the patient remove her eyeglasses
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Have the patient remove her earrings
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Ask the patient is she has any type of denture
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Ask the patient if she is pregnant
Questão 8
Questão
The film badge should be placed behind the lead-lined barrier at least what number of feet from the tube head?
Responda
-
10
-
6
-
8
-
4
Questão 9
Questão
Which of the following is NOT a safety precaution for taking radiographs?
Responda
-
Always stand behind a lead screen during an exposure
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Never stand in the path of the central X-Ray beam during exposure
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Never hold the tube head or the tube head cylinder of the X-Ray machine during exposure
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Hold the film packet in the patient’s mouth during exposure if necessary
Questão 10
Questão
Which of the following personnel are authorized to order and diagnostically interpret dental radiographs?
Responda
-
Dental X-Ray technician
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Front desk personnel
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Dental Officers
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Dental technicians
Questão 11
Questão
How often should the surfaces in the dark room be disinfected?
Responda
-
Daily
-
Weekly
-
Bi-Weekly
-
Monthly
Questão 12
Questão
Of the following personnel who is NOT allowed to order radiographs?
Responda
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IDC
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HM
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PA
-
MO
Questão 13
Questão
All of the following are indications for a PA (posterior & Anterior) of the chest, EXCEPT?
Responda
-
Pain with respiration
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Chronic cough
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Asbestos
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Rash and streaking
Questão 14
Questão
Which of the following organs will not be seen in a KUB radiograph?
Responda
-
Kidney
-
Liver
-
Ureters
-
Bladder
Questão 15
Questão
Which of the following structures will be seen in the AP projection of the cervical spine?
Responda
-
C1-T3
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C2-T4
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C3-T1
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C3-P0
Questão 16
Questão
A patient presenting with chronic cervical spine pain should be ordered what type of radiograph?
Responda
-
KUB
-
AP Cervical Spine
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Pelvic
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Chest PA
Questão 17
Questão
At approximately what angle should the ankle be when taking an oblique radiograph?
Responda
-
30
-
45
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60
-
90
Questão 18
Questão
What should be shielded when you are taking an X-ray?
Responda
-
Hypothalamus
-
Heart
-
Reproductive organs
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Scrotum
Questão 19
Questão
The paralleling device consists of which of the following parts?
Responda
-
A locator ring
-
An indicator rod
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a bite-block
-
All of the above
Questão 20
Questão
The bisecting angle technique is the preferred method and recommended for routine use when taking periapical radiographs.
Responda
- True
- False
Questão 21
Questão
When taking radiographs, which of the following factors should you consider before using the bisecting-angle technique?
Responda
-
There are no paralleling devices available
-
The patient cannot close mouth on bite-block
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The patient has a rubber dam in place
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All of the above
Questão 22
Questão
What landmark is used when exposing the maxillary bicuspid area?
Responda
-
Tip of the nose
-
Beside the ala of the nose
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Below the pupil of the eye
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Below the out angle of the eye and below the zygomatic bone
Questão 23
Questão
The position of the patient’s mid-sagittal plane must be perpendicular to the floor when exposing a periapical radiograph using the bisecting-angle technique.
Responda
- True
- False
Questão 24
Questão
The occlusal film packet contains two X-Ray films.
Responda
- True
- False
Questão 25
Questão
What X-Ray machine settings should you use when exposing a maxillary occlusal radiograph on an adult?
Responda
-
10 mA, 87kVp, and 60 impulses
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12 mA, 90kVp, and 60 impulses
-
10 mA, 90kVp, and 60 impulses
-
12 mA, 87kVp, and 40 impulses
Questão 26
Questão
What vertical angulation setting should you use when exposing a maxillary anterior occlusal radiograph?
Responda
-
+50 degrees
-
+55 degrees
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+60 degrees
-
+65 degrees
Questão 27
Questão
When exposing a maxillary posterior occlusal radiograph, you should use what vertical angulation setting?
Responda
-
+75 degrees
-
+70 degrees
-
+65 degrees
-
+60 degrees
Questão 28
Questão
When exposing a mandibular anterior occlusal radiograph, what vertical angulation should you use?
Responda
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-10 degrees
-
5 degrees
-
0 degrees
-
+5 degrees
Questão 29
Questão
A safe light is the only safe source of illumination used in the darkroom when processing radiographs.
Responda
- True
- False
Questão 30
Questão
When checking for light leaks in the darkroom, you should leave the penny on the X-Ray film for at least what number of minutes?
Responda
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One
-
Five
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Three
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Seven
Questão 31
Questão
Which of the following methods is most commonly used to process dental radiographs in the Navy?
Responda
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Laser processing
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Manual processing
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Computer processing
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Automatic processing
Questão 32
Questão
Which of the following procedures should be included in the daily maintenance of the X-Ray machine?
Responda
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Dusting
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Cleaning with a cloth moistened with water
-
Both dusting and Cleaning with a cloth moistened with water
-
Cleaning with a cloth moistened with solvent
Questão 33
Questão
You should wait what number of seconds between films before inserting another film into the automatic processor?
Responda
-
10
-
12
-
15
-
30
Questão 34
Questão
The developer and fixer solutions in the automatic processor should be changed at what minimum frequencies?
Responda
-
Daily
-
Weekly
-
Biweekly
-
Every 3 to 4 weeks
Questão 35
Questão
The processing solutions used in the automatic processor are the same as those used in the manual processing procedure.
Responda
- True
- False
Questão 36
Questão
The cleaning of the roller transports and the solutions in the automatic processor are accomplished at what minimum intervals?
Responda
-
Twice a day
-
Daily
-
Weekly
-
Monthly
Questão 37
Questão
Which teeth can be identified radiographically by a large white region caused by the bone of the nasal septum?
Responda
-
Mandibular incisors
-
Mandibular cuspids/bicuspids
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Maxillary incisors
-
Maxillary incisors and bicuspids
Questão 38
Questão
When mounting radiographs, the raised dimple should be facing you.
Responda
- True
- False
Questão 39
Questão
You should attempt to complete all X-Ray repairs yourself.
Responda
- True
- False
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