GXMO STUDY GUIDE REVIEW questions with verified
answers
___ is the relationship between height of the lead strips and the space
between the strips. Ans✓✓✓ Grid ratio
_____ determines quality of the x-ray beam. Ans✓✓✓ kVp
_____ is directly proportional to the quantity of the x-ray beam.
Ans✓✓✓ mAs
_____ is produced when the electron striking the target interacts with
the target atom nucleus, slows down, and changes direction Ans✓✓✓
Bremsstrahlung x-rays
_____ is the distance at which a focused grid should be used Ans✓✓✓
Grid radius
_____ is the misrepresentation of the true size or shape of an object
Ans✓✓✓ Distortion
______ affects sharpness of the image. Ans✓✓✓ Focal spot size
______ is image clarity or the ability to visualize small structures.
Ans✓✓✓ Detail
,______ is produced when the electron striking the target ejects an
inner shell electron of the target atom, then an outer shell fills the
vacancy with the release of an x-ray photon. Ans✓✓✓ Characteristic x
rays
______ removes low energy x-ray photons from x-ray beam that causes
unnecessary patient exposure. Ans✓✓✓ Filtration
_______ is the process of an electron leaving its orbit around a neutral
atom. Ans✓✓✓ Ionization
_______ is the thickness of an absorbing material that will reduce the x-
ray beam intensity to one half its original value Ans✓✓✓ Half Value
Layer
_______ temperature is critical and is typically 95 degrees F Ans✓✓✓
Developer
_______ uses a photostimulable phosphor plate in a cassette.
Ans✓✓✓ Computed Radiography (CR)
________ controls the quantity of x-rays produced Ans✓✓✓ mAs
, ________ is a post processing technique used to amplify changes in
anatomy or disease. Ans✓✓✓ Duel Energy Subtraction
________ is anything that occupies space and has mass. Ans✓✓✓
Matter
________ is the difference in density between adjacent areas of the
image Ans✓✓✓ Contrast
________ is the overall blackness of the radiograph Ans✓✓✓ Density
________ is the principle that exposure settings should result in
radiation dose that is As Low as Reasonably Achievable Ans✓✓✓
ALARA
________ is the quantity or amount of matter. Ans✓✓✓ Mass
________ is when a patient is standing erect with the face directed
forward arms extended by the sides with palms facing forward and toes
pointing anteriorly Ans✓✓✓ Anatomic Position
________ means equal in all directions Ans✓✓✓ Isotropic
answers
___ is the relationship between height of the lead strips and the space
between the strips. Ans✓✓✓ Grid ratio
_____ determines quality of the x-ray beam. Ans✓✓✓ kVp
_____ is directly proportional to the quantity of the x-ray beam.
Ans✓✓✓ mAs
_____ is produced when the electron striking the target interacts with
the target atom nucleus, slows down, and changes direction Ans✓✓✓
Bremsstrahlung x-rays
_____ is the distance at which a focused grid should be used Ans✓✓✓
Grid radius
_____ is the misrepresentation of the true size or shape of an object
Ans✓✓✓ Distortion
______ affects sharpness of the image. Ans✓✓✓ Focal spot size
______ is image clarity or the ability to visualize small structures.
Ans✓✓✓ Detail
,______ is produced when the electron striking the target ejects an
inner shell electron of the target atom, then an outer shell fills the
vacancy with the release of an x-ray photon. Ans✓✓✓ Characteristic x
rays
______ removes low energy x-ray photons from x-ray beam that causes
unnecessary patient exposure. Ans✓✓✓ Filtration
_______ is the process of an electron leaving its orbit around a neutral
atom. Ans✓✓✓ Ionization
_______ is the thickness of an absorbing material that will reduce the x-
ray beam intensity to one half its original value Ans✓✓✓ Half Value
Layer
_______ temperature is critical and is typically 95 degrees F Ans✓✓✓
Developer
_______ uses a photostimulable phosphor plate in a cassette.
Ans✓✓✓ Computed Radiography (CR)
________ controls the quantity of x-rays produced Ans✓✓✓ mAs
, ________ is a post processing technique used to amplify changes in
anatomy or disease. Ans✓✓✓ Duel Energy Subtraction
________ is anything that occupies space and has mass. Ans✓✓✓
Matter
________ is the difference in density between adjacent areas of the
image Ans✓✓✓ Contrast
________ is the overall blackness of the radiograph Ans✓✓✓ Density
________ is the principle that exposure settings should result in
radiation dose that is As Low as Reasonably Achievable Ans✓✓✓
ALARA
________ is the quantity or amount of matter. Ans✓✓✓ Mass
________ is when a patient is standing erect with the face directed
forward arms extended by the sides with palms facing forward and toes
pointing anteriorly Ans✓✓✓ Anatomic Position
________ means equal in all directions Ans✓✓✓ Isotropic
