The first CT scanner was capable of scanning only this body part.
What is the head
100
Often referred to as a popular and unhealthy breakfast item, the part of the scanner houses the tube and the detector among other things.
What is the Gantry?
100
The plane in which almost all CT images (raw data) are aquired.
What is the transverse or axial plane?
100
This generation introduced the helical scan.
What is sixth
100
Prior to helical scanning technology, all scanning was done in this __________ and _______ manor.
What is step and shoot?
200
The first CT scanner was used in a clinical environment in this decade?
What is 1970s
200
This poor quality first image is used to specify the scanning area's start and stop points.
What is a scout image? (localizer, scanogram)
200
The assigned value for each pixel's brightness level that assumes water is always 0.
What is a hounsfield Unit?
200
With this generation, scanning of the entire body became possible
What is second generation
200
New technology, such as helical scanning, has increased the application of CT in the medical world, but this one downfall makes the consideration of benefit versus risk even more important than ever before.
What is a high radiation dose?
300
This man is credited with the invention of the CT scanner and won a nobel Prize for his contributions.
Who is Godfrey Hounsfield?
300
The area where a technologist makes scanning parameter selections and adjustments.
What is the operating console?
300
Images are aquired in this view but can be reconstructed to appear zoomed in.
What is Scan Field of View?
300
This generation of CT scanners represents a shift in technology that didn't gain much popularity- This 5th generation scanner is also called what?
What is Electron Beam Technology
300
While previously only one slice at a time was acquired, this generation has made multi-slice acquisition possible
What is the 7th generation Scanner?
400
The second generation of CT scanners introduced this type of beam.
What is fan beam?
400
The technology that has allowed for continuous scanning rather than having to unwind cables after every rotation.
What is slip ring technology?
400
This is controlled by pixel, voxel, and matrix size.
What is Spatial Resolution?
400
The generation of Ct Scanner that utilizes a full ring of stationary detectors and a rotating tube.
What is 4th generation?
400
DOUBLE JEOPARDY!!
Consult with your team and determine how many points you want to wager before this question is read.
What is the calculation for Pitch?
500
Old terminology for CT scan reference a feline animal. This animal acronym stands for what?
What is Computed Axial Tomography (CAT)
500
This computer system works off the information specified at the control consol and is responsible for amplifying and digitizing the signals from the detectors before they are sent to the computer.
What is the Data Acquisition System?
500
The best of all the imaging modalities, this feature of CT makes it an invaluable tool for the diagnosis of many pathological conditions.
What is Contrast Resolution.
500
The generation of CT scanners that the currect Multi-slice Scanners most closely resemble.
What is the 3rd generation CT Scanner?
500
This allows for the straightening up of helically obtained images.