Medical Imaging

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What are CT scans used for?
analysis of soft tissues
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A CT scan uses tiny x-rays, true or false?
true - they are reduced in strength by density of the tissue they pass through and then detected to form a picture
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What can be used to make the tissue more visible during a CT scan?
dyes
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MRI scans use magnetic fields to create and image, true or false?
true
4 of 6
What does fMRI enable?
watching areas of the brain in action
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How does fMRI monitor oxygen uptake in the brain?
deoxyhaemoglobin absorbs radio waves so active parts light up
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Other cards in this set

Card 2

Front

A CT scan uses tiny x-rays, true or false?

Back

true - they are reduced in strength by density of the tissue they pass through and then detected to form a picture

Card 3

Front

What can be used to make the tissue more visible during a CT scan?

Back

Preview of the front of card 3

Card 4

Front

MRI scans use magnetic fields to create and image, true or false?

Back

Preview of the front of card 4

Card 5

Front

What does fMRI enable?

Back

Preview of the front of card 5
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