100% satisfaction guarantee Immediately available after payment Both online and in PDF No strings attached
logo-home
PRINCIPLES OF CT EXAM QUESTIONS AND ANSWERS $12.49   Add to cart

Exam (elaborations)

PRINCIPLES OF CT EXAM QUESTIONS AND ANSWERS

 6 views  0 purchase
  • Course
  • Computed Tomography
  • Institution
  • Computed Tomography

PRINCIPLES OF CT EXAM QUESTIONS AND ANSWERS

Preview 1 out of 4  pages

  • August 18, 2024
  • 4
  • 2024/2025
  • Exam (elaborations)
  • Questions & answers
  • Computed Tomography
  • Computed Tomography
avatar-seller
biggdreamer
PRINCIPLES OF CT EXAM QUESTIONS
AND ANSWERS
The varying shads of grey displayed on a CT image are created by ____ of the x-ray
beam - Answer-attenuation

The amount of x-ray beam scattered or absorbed per unit thickness the material is
expressed as its - Answer-linear attenuation coefficient

Which of the following is the approximate beam attenuation capability per unit thickness
of water at 125 kvp - Answer-0.180 cm-1

Which of the following is the name given to a three dimensional volume of image data -
Answer-voxel

Which scan axis goes along the long axis of the part being scanned and determines the
thickness of the slices - Answer-z-axis

Which of the following is a numerical value use in CT to compare tissue densities on a
CT image where water is assigned a value of 0 - Answer-hounsfield units

What is the name given to objects that appear on images that are not actually present in
the body - Answer-artifact

Which of the following is a negative effect of acquiring images with thinker slices -
Answer-thicker slices decrease ability to visualize smaller objects

____ ____ is the effect of hiding a small object in a thick image slice by averaging the
tissue densities together - Answer-volume averaging

In which of the following modes of data acquisition does the table continue to move as
the scan is being acquired? - Answer-helical and spiral

____ data is the thousands of bits of data acquired by the CT during a procedure -
Answer-raw

Which criteria of image quality is defined by the speed of data acquisition - Answer-
spatial resolution

Which of the following CT parts permits continuous rotation of the CT unit during
acquisition - Answer-slip rings

What is unique shape of the filter used in CT imaging - Answer-bow tie

The benefits of buying summaries with Stuvia:

Guaranteed quality through customer reviews

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

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

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 biggdreamer. Stuvia facilitates payment to the seller.

Will I be stuck with a subscription?

No, you only buy these notes for $12.49. You're not tied to anything after your purchase.

Can Stuvia be trusted?

4.6 stars on Google & Trustpilot (+1000 reviews)

78998 documents were sold in the last 30 days

Founded in 2010, the go-to place to buy study notes for 14 years now

Start selling
$12.49
  • (0)
  Add to cart