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Computed Radiography Concepts Quiz

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Questions and Answers

Which layer of the phosphor storage plate is primarily responsible for reducing static electricity?

Protective layer

Conductive layer (correct)

Phosphor layer

Light shielding layer

What is the primary function of the phosphor layer in a phosphor storage plate?

To trap electrons using color centers (correct)

To provide structural strength

To protect against external damage

To shield light interference

Which of the following layers provides protection for the back of the cassette?

Backing layer (correct)

Conductive layer

Support material

Light shielding layer

What function does the protective layer serve in the phosphor storage plate?

To protect the phosphor layer from damage Signup and view all the answers

Which of the following materials is used to activate the phosphor storage plate?

Europium Signup and view all the answers

What differs between computed radiography (CR) and screen-film imaging regarding the interaction of x-rays?

In CR, x-ray interaction leads to electrons being trapped in a higher-energy state. Signup and view all the answers

What must occur in order to make the latent image produced by computed radiography visible?

The trapped electrons must return to their ground state. Signup and view all the answers

Which of the following statements about the image receptors in CR and screen-film imaging is correct?

Both utilize an x-ray sensitive plate housed in a protective cassette. Signup and view all the answers

In computed radiography, what directly results from the position of electrons after x-ray interaction?

The formation of a latent image. Signup and view all the answers

What type of light is emitted when electrons in computed radiography return to their ground state?

Visibly emitted light. Signup and view all the answers