Exam (elaborations)
Carlton - Computed Tomography questions well answered
- Course
- Institution
Carlton - Computed Tomography questions well answered
[Show more]
Content preview
Carlton - Computed TomographyProduces a digital tomographic image from diagnostic x-rays - correct answer ✔✔Computed tomography
The basic principle of CT involves ___ an image received from a __ scan projection of the patient's body
and then back-projecting the image through mathematical algorithms. - correct answer ✔✔Digitized, slit
CT scanning is usually performed ______ sections, digital processing of information can produce _____
and _____ sections - correct answer ✔✔Transverse,sagittal, coronal
The CT X-ray beam is confined to a slit, much ____ _____ is eliminated from the image. - correct answer
✔✔Scatter radiation
The combination of the transverse sectioning procedure with slit scanning produces an image of better
____ than other imaging methods. - correct answer ✔✔Quality
Primarily, the image differentiates varies types of ___ ____. - correct answer ✔✔Soft tissue
CT provides more ______ information than any other ionizing radiation imaging modality. - correct
answer ✔✔Diagnostic
Invention of the CT credited to who for his work in 1970-1971 - correct answer ✔✔Hounsfield
Preliminary work on CT done by _____ in 1961 and _____ in 1963 - correct answer ✔✔Oldendorf,
Cormack
Hounsfield, Oldendorf, and Cormack all based their work on the inventions of the Austrian
mathematician ___, who proved in 1917 than an image of a 3-D object could be produced from its
mathematical projections. - correct answer ✔✔Radon
, Early CT units were capable of only ___ tomography, and the term CAT scanning became popular. -
correct answer ✔✔Axial
What scanner is considered to be the first - correct answer ✔✔EMI
A pencil thin beam of radiation that strikes a single detector - correct answer ✔✔Ray
A set of rays striking a detector array( a group of detectors); this is also called a view - correct answer
✔✔Projection
Generation of CT scanner designed for examination of the head only. - correct answer ✔✔First
Generation that used Linear scan and rotate; 180 scans, 1 degree rotations - correct answer ✔✔First
Generation that used paired detectors; 160 measurements per scan - correct answer ✔✔First
Generation that has 4.5-5 minute scan time - correct answer ✔✔First
Generation that used single ray pencil beam and a single detector - correct answer ✔✔First
Generation that FIRST used single-projection, fan shaped beam; permitting full body scan - correct
answer ✔✔Second
Generation that used up to 30 detectors - correct answer ✔✔Second
Generation that had 10-90 second scan time - correct answer ✔✔Second
Generation that used a linear scan and rotate with 6 scans, 30 degree rotations - correct answer
✔✔Second
The benefits of buying summaries with Stuvia:
Guaranteed quality through customer reviews
Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.
Quick and easy check-out
You can quickly pay through credit card or Stuvia-credit for the summaries. There is no membership needed.
Focus on what matters
Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!
Frequently asked questions
What do I get when I buy this document?
You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.
Satisfaction guarantee: how does it work?
Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.
Who am I buying these notes from?
Stuvia is a marketplace, so you are not buying this document from us, but from seller BravelRadon. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $12.99. You're not tied to anything after your purchase.
Can Stuvia be trusted?
4.6 stars on Google & Trustpilot (+1000 reviews)
62890 documents were sold in the last 30 days
Founded in 2010, the go-to place to buy study notes for 14 years now