Radiology Practice Test (correct answers)
How do you correct a foreshortened image? correct answers decrease the vertical
angulation
What type of radiation is most dangerous? correct answers all is equally dangerous
What is an impregnated sheet? correct answers lead apron
When is it acceptable for the operator to hold an x-ray in the patient's mouth? correct
answers never
What is the Gonadal region? correct answers male reproductive organs
What is the purpose of an aluminum filter? correct answers to filter out the low and long
energy rays
What material is a collimator made of? correct answers lead
What size periapical film is most likely to be used on a small child? correct answers 0
How do you correct an elongated image? correct answers increase the vertical
angulation
How will a film appear if it is accidentally struck by light? correct answers black
How will a film appear if it was unexposed? correct answers clear
What is another term for bite-wing x-rays? correct answers interproximal
True or false, can metal be penetrated by x-rays? correct answers true
How do you protect the reproductive organs? correct answers by using a lead apron
How many x-rays may be taken on a pregnant woman? correct answers as few as
possible
What does an occlusal film effectively view? correct answers the dental arch
What might an occlusal film find? correct answers abnormalities in the dental arch
Foreshortening is the result of what? correct answers too much vertical angulation
What causes an overlapped image? correct answers improper horizontal angulation
Radiolucent or Radiopaque
, mental foramen correct answers radiolucent
Radiolucent or Radiopaque
caries correct answers radiolucent
Radiolucent or Radiopaque
dentin correct answers radiopaque
Elongation is the result of what? correct answers not enough vertical angulation
What type of film is used to show the apices? correct answers periapicals
True or false before fabricating a denture, should you take x-ray on an edentulous
patient? correct answers true
If a film is drastically elongated, how do you correct it? correct answers increase the
vertical angulation
What may the result be, if an x-ray operator is holding the film the patient? correct
answers amputation
When an intra-oral film is in the mouth, what is the lead foil between? correct answers
film and the tongue
What material is most radiopaque? correct answers amalgam
Name 3 things a bwx is used for? correct answers to check to interproximal caries, bone
height, open margins
True or false, periapical films come in various sizes? correct answers true
What happens if you do not direct the central ray to cover the film? correct answers
cone cut
X-rays that are exposed in the mouth are high or low energy? correct answers high
energy (short wavelengths)
A panoramic film is not acceptable in detecting what? correct answers decay
How far should you stand away from the source? correct answers 6 feet
Using fast film does what? correct answers reduces exposure to the patient
What is the purpose of the aluminum filter? correct answers to filter out low and long
energy rays which are useless
How do you correct a foreshortened image? correct answers decrease the vertical
angulation
What type of radiation is most dangerous? correct answers all is equally dangerous
What is an impregnated sheet? correct answers lead apron
When is it acceptable for the operator to hold an x-ray in the patient's mouth? correct
answers never
What is the Gonadal region? correct answers male reproductive organs
What is the purpose of an aluminum filter? correct answers to filter out the low and long
energy rays
What material is a collimator made of? correct answers lead
What size periapical film is most likely to be used on a small child? correct answers 0
How do you correct an elongated image? correct answers increase the vertical
angulation
How will a film appear if it is accidentally struck by light? correct answers black
How will a film appear if it was unexposed? correct answers clear
What is another term for bite-wing x-rays? correct answers interproximal
True or false, can metal be penetrated by x-rays? correct answers true
How do you protect the reproductive organs? correct answers by using a lead apron
How many x-rays may be taken on a pregnant woman? correct answers as few as
possible
What does an occlusal film effectively view? correct answers the dental arch
What might an occlusal film find? correct answers abnormalities in the dental arch
Foreshortening is the result of what? correct answers too much vertical angulation
What causes an overlapped image? correct answers improper horizontal angulation
Radiolucent or Radiopaque
, mental foramen correct answers radiolucent
Radiolucent or Radiopaque
caries correct answers radiolucent
Radiolucent or Radiopaque
dentin correct answers radiopaque
Elongation is the result of what? correct answers not enough vertical angulation
What type of film is used to show the apices? correct answers periapicals
True or false before fabricating a denture, should you take x-ray on an edentulous
patient? correct answers true
If a film is drastically elongated, how do you correct it? correct answers increase the
vertical angulation
What may the result be, if an x-ray operator is holding the film the patient? correct
answers amputation
When an intra-oral film is in the mouth, what is the lead foil between? correct answers
film and the tongue
What material is most radiopaque? correct answers amalgam
Name 3 things a bwx is used for? correct answers to check to interproximal caries, bone
height, open margins
True or false, periapical films come in various sizes? correct answers true
What happens if you do not direct the central ray to cover the film? correct answers
cone cut
X-rays that are exposed in the mouth are high or low energy? correct answers high
energy (short wavelengths)
A panoramic film is not acceptable in detecting what? correct answers decay
How far should you stand away from the source? correct answers 6 feet
Using fast film does what? correct answers reduces exposure to the patient
What is the purpose of the aluminum filter? correct answers to filter out low and long
energy rays which are useless
