Exam (elaborations)
Computed Tomography Vocabulary (rated 100% correct).
- Course
- Institution
Computed Tomography Vocabulary (rated 100% correct).
[Show more]
Seller
Follow
Content preview
Computed Tomography Vocabulary(rated 100% correct).
Algorithm ANS - mathematic formula designed for computers to carry out complex calculations required
for image reconstruction; designed for enhancement of soft tissue, bone, and edge resolution; also
referred to as kernel
Aperture ANS - opening of the gantry through which the patient passes during scan
Artifact ANS - distortion or error in image that is unrelated to subject being studied
Attenuation ANS - coefficient CT number assigned to measure remnant radiation intensity after
attenuation by tissue density
Axial ANS - describes plane of image as presented by CT scan; same as transverse
Computed Tomography (CT) ANS - x-ray tube and detector assembly rotating 360 degrees around a
specified area of the body
Computed Tomography Dose Index (CTDI) ANS - radiation dose descriptor calculated with normalized
beam widths for 14 contiguous sections or slices
CT Angiography ANS - use of volumetric CT scanning with spiral technique to acquire image data that
are reconstructed into three-dimensional CT angiograms
CT Number ANS - arbitrary number assigned by computer to indicate relative density of a given tissue;
varies proportionately with tissue density
Data Acquisition System (DAS) ANS - part of detector assembly that converts analog signals to digital
signals that can be used by the CT computer
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 Professorkaylee. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $9.19. You're not tied to anything after your purchase.
Can Stuvia be trusted?
4.6 stars on Google & Trustpilot (+1000 reviews)
79789 documents were sold in the last 30 days
Founded in 2010, the go-to place to buy study notes for 14 years now