Digital Radiographic Image Acquisition Systems Quiz

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What is the foremost difference between digital radiography and conventional radiography?

The dynamic range of the images

The resolution of the images

The technique of capture of the latent image (correct)

The method of post-processing

What is a disadvantage of digital radiography compared to conventional radiography?

Inability to perform edge enhancement

Difficulty in image acquisition

Limited dynamic range

Lower resolution (correct)

What is the principal component of a digital radiographic image acquisition system (DRIS)?

Digital detector (correct)

Analogue-to-digital converter (ADC)

Display unit

Processing unit

How are x-rays converted to electrical signals in digital radiography?

Using a digital detector Signup and view all the answers

What is the role of the analogue-to-digital converter (ADC) in digital radiography?

Converts electrical signals to digital data Signup and view all the answers

What is the role of an image matrix in digital imaging?

It is the array of discrete units that makes up the entire digital image Signup and view all the answers

What is the primary function of a pixel in digital imaging?

It is the square unit that forms the image matrix Signup and view all the answers

What is the difference between a pixel and a voxel in digital imaging?

A pixel is a 2D representation, while a voxel includes a third dimension Signup and view all the answers

What is the process of photostimulable luminescence in digital radiography?

Electrons absorb energy and move into f-zones upon exposure to x-ray photons Signup and view all the answers

How does the size of the image matrix affect image resolution in digital imaging?

The larger the matrix size, the better the image resolution Signup and view all the answers

Digital Radiographic Image Acquisition Systems Quiz

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Questions and Answers

What is the foremost difference between digital radiography and conventional radiography?

What is a disadvantage of digital radiography compared to conventional radiography?

What is the principal component of a digital radiographic image acquisition system (DRIS)?

How are x-rays converted to electrical signals in digital radiography?

What is the role of the analogue-to-digital converter (ADC) in digital radiography?

What is the role of an image matrix in digital imaging?

What is the primary function of a pixel in digital imaging?

What is the difference between a pixel and a voxel in digital imaging?

What is the process of photostimulable luminescence in digital radiography?

How does the size of the image matrix affect image resolution in digital imaging?

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