Radiographic Imaging
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
|
|
||||
|---|---|---|---|---|---|
| process by which a beam of radiation is reduced in energy when passing through tissue or other materials. | Attenuation
🗑
|
||||
| Theoretical center of a beam of radiation. | Central Ray
🗑
|
||||
| Degree of darkening of exposed and processed photographic or radiographic film | Density
🗑
|
||||
| Misinterpretation of the true size of shape of an object. | Distortion
🗑
|
||||
| With motion | Dynamic
🗑
|
||||
| Unwanted exposure or film densities | Fog
🗑
|
||||
| Device consisting of thin lead strips designed to permit primary radiation to pass while reducing scatter radiation. | Grid
🗑
|
||||
| Amount of filtration necessary to reduce the intensity of the radiation beam to one half its original value. | Half-Value Layer
🗑
|
||||
| Medium used to capture the image for recording, such as x-ray film or a digital imaging plate. | Image Receptor
🗑
|
||||
| Layer of luminescent crystals placed inside a cassette to expose x-ray film efficiently and thereby significantly reduce patient dose. | Intensifying Screen
🗑
|
||||
| Mathematical formula that describes the relationship between radiation intensity and distance from the source of the radiation. | Inverse Square Law
🗑
|
||||
| Measure of the potential difference, which controls the quality and quantity of x-ray photons produced in the x-ray tube. | Kilovoltage Peak
🗑
|
||||
| Invisible image created after exposure but before processing. | Latent image
🗑
|
||||
| Measurement of milliamperage times seconds, which controls the quantity of x-ray photons produced in the x-ray tube. | Milliampere Seconds
🗑
|
||||
| Ability of an x-ray beam to pass through an object, controlled by the kVp of the beam. | Penetrating Ability
🗑
|
||||
| Fuzzy border of an object as imaged radiographically. | Penumbra
🗑
|
||||
| Quantum or particle of radiant energy | Photon
🗑
|
||||
| automatic collimation system used on diagnostic x-ray units. | Positive Beam Limitation
🗑
|
||||
| x-ray beam after it leaves the x-ray tube and before it reaches the object | Primary Radiation
🗑
|
||||
| permitting the passage of x-rays or other forms of energy with little attenuation | Radiolucent
🗑
|
||||
| not easily penetrable by x-rays or other forms of radiant energy. | Radiopaque
🗑
|
||||
| Representation of an object's true borders | Recorded Detail
🗑
|
||||
| Relative measurements of the speed of radiographic film and intensifying screen system. | Relative Speed
🗑
|
||||
| Radiation resulting after the x-ray beam hits the object. | Remnant Radiation
🗑
|
||||
| A measurement of the recorded detail on a radiograph. | Resolution
🗑
|
||||
| Radiation produced from x-ray photon interactions with matter in such a way that the resulting photons have continued in a different direction. | Scatter Radiation
🗑
|
||||
| The distance between the source of the x-rays (usually the focal spot of the x-ray tube) and the image receptor. | Source-to-Image Receptor Distance
🗑
|
||||
| Unmoving | Static
🗑
|
||||
| True border of an object as imaged radiographically. | Umbra
🗑
|
Review the information in the table. When you are ready to quiz yourself you can hide individual columns or the entire table. Then you can click on the empty cells to reveal the answer. Try to recall what will be displayed before clicking the empty cell.
To hide a column, click on the column name.
To hide the entire table, click on the "Hide All" button.
You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
To hide a column, click on the column name.
To hide the entire table, click on the "Hide All" button.
You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
Embed Code - If you would like this activity on your web page, copy the script below and paste it into your web page.
Normal Size Small Size show me how
Normal Size Small Size show me how
Created by:
J. Renee
Popular Radiology sets