Medical Imaging Systems and Digital Signals Quiz

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What type of signals in medical imaging must be converted to digital signals?

Analog signals (correct)

Hybrid signals

Digital signals

Quantum signals

Which of the following imaging systems does not involve the use of ionizing radiation?

Nuclear medicine

Computed tomography

Ultrasound imaging (correct)

Projection radiography

What is the primary reason for converting analogue signals into digital form for computer processing?

To preserve the original signal quality

To simplify data storage

To enable computer manipulation and analysis (correct)

To make the information unreadable

What type of numbers does a digital system use for input, processing, and storage?

Discrete numbers Signup and view all the answers

Which type of information is typically found in analogue form from 'real world' objects?

$\gamma$ (gamma) radiation signals Signup and view all the answers

What is the role of an Analog-to-Digital Converter (ADC) in medical imaging?

Converting analog signals to digital signals Signup and view all the answers

What is the defining feature of digital information in terms of manipulation and storage compared to analogue information?

Can be copied exactly Signup and view all the answers

In a bistable system, what does a 'bit' represent?

A single binary digit with two values Signup and view all the answers

What term is used to describe the ability of a system to record varying intensities of photons within a remnant beam?

Dynamic range Signup and view all the answers

How many shades of grey can be represented by an 8-bit depth in digital images?

256 Signup and view all the answers

What is the primary purpose of a Digital-to-Analogue Converter (DAC) in image processing?

Convert digital information into analogue signals Signup and view all the answers

What are the steps involved in converting analog information to digital information in medical imaging?

Patient, Image Acquisition, Analog Information, ADC, Digital Information Signup and view all the answers

Medical Imaging Systems and Digital Signals Quiz

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Questions and Answers

What type of signals in medical imaging must be converted to digital signals?

Which of the following imaging systems does not involve the use of ionizing radiation?

What is the primary reason for converting analogue signals into digital form for computer processing?

What type of numbers does a digital system use for input, processing, and storage?

Which type of information is typically found in analogue form from 'real world' objects?

What is the role of an Analog-to-Digital Converter (ADC) in medical imaging?

What is the defining feature of digital information in terms of manipulation and storage compared to analogue information?

In a bistable system, what does a 'bit' represent?

What term is used to describe the ability of a system to record varying intensities of photons within a remnant beam?

How many shades of grey can be represented by an 8-bit depth in digital images?

What is the primary purpose of a Digital-to-Analogue Converter (DAC) in image processing?

What are the steps involved in converting analog information to digital information in medical imaging?

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