Lmrt exam Questions and Answers Verified
by Experts
A change in the actual focal spot sizes will also change Correct Answ_Effective focal spot
spatial resolution
A radiograph with a significant amount of white and black brightness levels is described as
Correct Answ_Short scale contrast
Increasing diagnostic filtration from 2.5 mm to 3.5 mm will have what effect on the X-ray beam
intensity Correct Answ_Decreased intensity
Penumbra and detail share what relationship Correct Answ_Increased penumbra decreased
detail
What aspect of the X-ray tube assembly is the actual source of X-ray photons Correct
Answ_Anode target
Which anatomic structure has a high attenuating nature Correct Answ_Bones
, The greatest image detail on a radiograph will occur with Correct Answ_Decreased OID
increased SID
Which of these factors are expected to decrease spatial resolution in the radiographic image
Correct Answ_Increased motion
What allows free flowing of electrons Correct Answ_Conductors
The difference in brightness levels between adjacent anatomy structures on an image describes
Correct Answ_Contrast
Which of the following variables influence radiographic contrast Correct Answ_Grid ratio
Direct radiography systems typically use a thin-film transistor this device functions to Correct
Answ_Collect electrical charge
When a multi focus image intensifier is operated in magnification mode Correct
Answ_Greater voltage is applied to the electrostatic lenses
by Experts
A change in the actual focal spot sizes will also change Correct Answ_Effective focal spot
spatial resolution
A radiograph with a significant amount of white and black brightness levels is described as
Correct Answ_Short scale contrast
Increasing diagnostic filtration from 2.5 mm to 3.5 mm will have what effect on the X-ray beam
intensity Correct Answ_Decreased intensity
Penumbra and detail share what relationship Correct Answ_Increased penumbra decreased
detail
What aspect of the X-ray tube assembly is the actual source of X-ray photons Correct
Answ_Anode target
Which anatomic structure has a high attenuating nature Correct Answ_Bones
, The greatest image detail on a radiograph will occur with Correct Answ_Decreased OID
increased SID
Which of these factors are expected to decrease spatial resolution in the radiographic image
Correct Answ_Increased motion
What allows free flowing of electrons Correct Answ_Conductors
The difference in brightness levels between adjacent anatomy structures on an image describes
Correct Answ_Contrast
Which of the following variables influence radiographic contrast Correct Answ_Grid ratio
Direct radiography systems typically use a thin-film transistor this device functions to Correct
Answ_Collect electrical charge
When a multi focus image intensifier is operated in magnification mode Correct
Answ_Greater voltage is applied to the electrostatic lenses
