CT Principles part 3

Question 1

What are the two types of digital systems used in regular xray?

Answer 1

CR and DR

Question 2

Which type of digital system converts x-ray photons to light on an image plate?

Answer 2

CR - indirect conversion

Question 3

Detectors in direct conversion convert energy to ______.

Answer 3

electric energy

Question 4

What phosphor used in indirect conversion technology provides the best quality image?

Answer 4

cesium iodide

Question 5

What is the term for the system that: measures transmitted radiation, encodes measurements into binary data, and transmits binary data to computer

Answer 5

the DAS (data acquisition system)