Corpsman Assignment 17: Radiology

Question 1 of 39

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Which scientist first discovered X-Rays?

Select one or more of the following:

  • Wilhelm Konrad Roentgen

  • Doctor H. G. Gama

  • Doctor Otto Proton

  • Raymond Cathode

Question 2 of 39

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What is the name of the tube that was discovered in 1895?

Select one or more of the following:

  • Crooke's tube

  • Roentgen’s tube

  • Walkoff tube

  • Evacuating tube

Question 3 of 39

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Which of the following is NOT a characteristic property of X-Rays?

Select one or more of the following:

  • They travel in straight lines

  • They travel at the speed of sound

  • They cause irritation to living cells

  • They cause certain substances to fluoresce

Question 4 of 39

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The rule that applies to the principle of radiation safety is:

Select one or more of the following:

  • ALARA

  • SAMS

  • CORPS

  • SAFETY

Question 5 of 39

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When taking radiographs, always drape the patient with a lead apron.

Select one of the following:

  • True
  • False

Question 6 of 39

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The time setting on the X-Ray machine is measured by using which of the following methods?

Select one or more of the following:

  • Minutes or impulses

  • Minutes or milliamperes

  • Fractions of a second or milliamperes

  • Fractions of a second or impulses

Question 7 of 39

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Which of the following instruction is most important when ordering radiographs for female patients?

Select one or more of the following:

  • Have the patient remove her eyeglasses

  • Have the patient remove her earrings

  • Ask the patient is she has any type of denture

  • Ask the patient if she is pregnant

Question 8 of 39

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The film badge should be placed behind the lead-lined barrier at least what number of feet from the tube head?

Select one or more of the following:

  • 10

  • 6

  • 8

  • 4

Question 9 of 39

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Which of the following is NOT a safety precaution for taking radiographs?

Select one or more of the following:

  • Always stand behind a lead screen during an exposure

  • Never stand in the path of the central X-Ray beam during exposure

  • Never hold the tube head or the tube head cylinder of the X-Ray machine during exposure

  • Hold the film packet in the patient’s mouth during exposure if necessary

Question 10 of 39

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Which of the following personnel are authorized to order and diagnostically interpret dental radiographs?

Select one or more of the following:

  • Dental X-Ray technician

  • Front desk personnel

  • Dental Officers

  • Dental technicians

Question 11 of 39

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How often should the surfaces in the dark room be disinfected?

Select one or more of the following:

  • Daily

  • Weekly

  • Bi-Weekly

  • Monthly

Question 12 of 39

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Of the following personnel who is NOT allowed to order radiographs?

Select one or more of the following:

  • IDC

  • HM

  • PA

  • MO

Question 13 of 39

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All of the following are indications for a PA (posterior & Anterior) of the chest, EXCEPT?

Select one or more of the following:

  • Pain with respiration

  • Chronic cough

  • Asbestos

  • Rash and streaking

Question 14 of 39

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Which of the following organs will not be seen in a KUB radiograph?

Select one or more of the following:

  • Kidney

  • Liver

  • Ureters

  • Bladder

Question 15 of 39

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Which of the following structures will be seen in the AP projection of the cervical spine?

Select one or more of the following:

  • C1-T3

  • C2-T4

  • C3-T1

  • C3-P0

Question 16 of 39

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A patient presenting with chronic cervical spine pain should be ordered what type of radiograph?

Select one or more of the following:

  • KUB

  • AP Cervical Spine

  • Pelvic

  • Chest PA

Question 17 of 39

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At approximately what angle should the ankle be when taking an oblique radiograph?

Select one or more of the following:

  • 30

  • 45

  • 60

  • 90

Question 18 of 39

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What should be shielded when you are taking an X-ray?

Select one or more of the following:

  • Hypothalamus

  • Heart

  • Reproductive organs

  • Scrotum

Question 19 of 39

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The paralleling device consists of which of the following parts?

Select one or more of the following:

  • A locator ring

  • An indicator rod

  • a bite-block

  • All of the above

Question 20 of 39

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The bisecting angle technique is the preferred method and recommended for routine use when taking periapical radiographs.

Select one of the following:

  • True
  • False

Question 21 of 39

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When taking radiographs, which of the following factors should you consider before using the bisecting-angle technique?

Select one or more of the following:

  • There are no paralleling devices available

  • The patient cannot close mouth on bite-block

  • The patient has a rubber dam in place

  • All of the above

Question 22 of 39

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What landmark is used when exposing the maxillary bicuspid area?

Select one or more of the following:

  • Tip of the nose

  • Beside the ala of the nose

  • Below the pupil of the eye

  • Below the out angle of the eye and below the zygomatic bone

Question 23 of 39

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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.

Select one of the following:

  • True
  • False

Question 24 of 39

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The occlusal film packet contains two X-Ray films.

Select one of the following:

  • True
  • False

Question 25 of 39

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What X-Ray machine settings should you use when exposing a maxillary occlusal radiograph on an adult?

Select one or more of the following:

  • 10 mA, 87kVp, and 60 impulses

  • 12 mA, 90kVp, and 60 impulses

  • 10 mA, 90kVp, and 60 impulses

  • 12 mA, 87kVp, and 40 impulses

Question 26 of 39

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What vertical angulation setting should you use when exposing a maxillary anterior occlusal radiograph?

Select one or more of the following:

  • +50 degrees

  • +55 degrees

  • +60 degrees

  • +65 degrees

Question 27 of 39

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When exposing a maxillary posterior occlusal radiograph, you should use what vertical angulation setting?

Select one or more of the following:

  • +75 degrees

  • +70 degrees

  • +65 degrees

  • +60 degrees

Question 28 of 39

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When exposing a mandibular anterior occlusal radiograph, what vertical angulation should you use?

Select one or more of the following:

  • -10 degrees

  • 5 degrees

  • 0 degrees

  • +5 degrees

Question 29 of 39

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A safe light is the only safe source of illumination used in the darkroom when processing radiographs.

Select one of the following:

  • True
  • False

Question 30 of 39

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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?

Select one or more of the following:

  • One

  • Five

  • Three

  • Seven

Question 31 of 39

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Which of the following methods is most commonly used to process dental radiographs in the Navy?

Select one or more of the following:

  • Laser processing

  • Manual processing

  • Computer processing

  • Automatic processing

Question 32 of 39

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Which of the following procedures should be included in the daily maintenance of the X-Ray machine?

Select one or more of the following:

  • Dusting

  • Cleaning with a cloth moistened with water

  • Both dusting and Cleaning with a cloth moistened with water

  • Cleaning with a cloth moistened with solvent

Question 33 of 39

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You should wait what number of seconds between films before inserting another film into the automatic processor?

Select one or more of the following:

  • 10

  • 12

  • 15

  • 30

Question 34 of 39

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The developer and fixer solutions in the automatic processor should be changed at what minimum frequencies?

Select one or more of the following:

  • Daily

  • Weekly

  • Biweekly

  • Every 3 to 4 weeks

Question 35 of 39

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The processing solutions used in the automatic processor are the same as those used in the manual processing procedure.

Select one of the following:

  • True
  • False

Question 36 of 39

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The cleaning of the roller transports and the solutions in the automatic processor are accomplished at what minimum intervals?

Select one or more of the following:

  • Twice a day

  • Daily

  • Weekly

  • Monthly

Question 37 of 39

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Which teeth can be identified radiographically by a large white region caused by the bone of the nasal septum?

Select one or more of the following:

  • Mandibular incisors

  • Mandibular cuspids/bicuspids

  • Maxillary incisors

  • Maxillary incisors and bicuspids

Question 38 of 39

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When mounting radiographs, the raised dimple should be facing you.

Select one of the following:

  • True
  • False

Question 39 of 39

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You should attempt to complete all X-Ray repairs yourself.

Select one of the following:

  • True
  • False
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Corpsman Assignment 17: Radiology

Greg Rothfuss
Quiz by , created almost 2 years ago

Questions taken from Corpsman manual assignments for use at CorpsmanAcademy.com

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Greg Rothfuss
Created by Greg Rothfuss almost 2 years ago
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