Quality
A radiographic image with a low signal to noise ratio will demonstrate which of the folllowing?
What is low image quality?
Smoothing
What is postprescessing?
The characteristic x-ray emission spectrum principally depends on which of the following?
What is the target material? (tungsten)
What does EI not directly relate to?
What is patient dose?
DR spatial resolution limited by?
What is pixel size?
Photons are redirected from its original path after interacting with atoms of patient.
What is scatter?
Interpolation
What is preprocessing?
The x-ray beam incident on the IR compared with the one incident on the patient.
What is lower energy?
Fidelity
What is modulation transfer function?
A method of info displayed in which is continously variable in proportion to the intensity of a given signal
What is analog?
Superior low contrast resolution
What is digital imaging?
Histogram analysis
What is preprocessing?
Undesirable absorption of imaging forming x-rays
What is grid cutoff?
Advantage of digital imaging
What is more latitude/wide exposure latitude?
Percentage of x-rays transmitted through patient?
What is 1%?
Insufficient amount of photons.
What is Quantum mottle?
Influences contrast resolution
What is postprocessing?
Three basic steps to digitizing:
What is scanning, sampling, and quantization?
What is the image quality is directly related to the diplayed image?
What is the digital display monitor?
X-rays transmit through air
What is transmitted through the body without interaction?
Decrease in window width
What is contrast increases?
Edge enhancement
What is postprocessing?
Directly related to photon energy
What is kVp?
When viewing an imaging on the display monitor.
What is view straight on?
What releases stored energy in an IP?
What is red laser?