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Questions and Answers
What is the purpose of CT imaging system in amplifying subject contrast?
What is the purpose of CT imaging system in amplifying subject contrast?
To make image contrast high.
What is the range of CT numbers for the tissues mentioned in the text?
What is the range of CT numbers for the tissues mentioned in the text?
Approximately -100, 50, and 1000.
Why is the contrast resolution provided by CT considerably better than radiography?
Why is the contrast resolution provided by CT considerably better than radiography?
Due to scatter radiation rejection of prepatent and predetector collimators.
What limits the ability of CT to image low-contrast objects?
What limits the ability of CT to image low-contrast objects?
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How does the amplified contrast scale in CT imaging benefit the resolution of adjacent structures?
How does the amplified contrast scale in CT imaging benefit the resolution of adjacent structures?
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How does the CT imaging system amplify differences in subject contrast?
How does the CT imaging system amplify differences in subject contrast?
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What is the role of scatter radiation rejection in CT imaging?
What is the role of scatter radiation rejection in CT imaging?
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Explain how the contrast resolution in CT imaging compares to radiography.
Explain how the contrast resolution in CT imaging compares to radiography.
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What factors limit the ability of CT to image low-contrast objects?
What factors limit the ability of CT to image low-contrast objects?
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How does the amplified contrast scale in CT imaging aid in resolving adjacent structures?
How does the amplified contrast scale in CT imaging aid in resolving adjacent structures?
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