CT scanner (AQA A-Level Physics): Flashcards
📚Flashcards
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Practise the cards
10 cards from this deck
Type of images from traditional X-rays
Type of images from traditional X-rays
2D images (lack depth)
What CT scanners produce
What CT scanners produce
High-contrast cross-sectional images
How CT creates 3D images
How CT creates 3D images
Combining multiple cross-sectional images
Type of beam in CT scanner
Type of beam in CT scanner
Narrow, monochromatic X-ray beam
What CT detectors measure
What CT detectors measure
X-ray beam intensity after passing through body
Which detector records highest X-ray intensity?
Which detector records highest X-ray intensity?
Detector opposite the X-ray source
What processes CT detector data
What processes CT detector data
Computer (constructs cross-sectional image)
CT scan procedure type
CT scan procedure type
Non-invasive
CT radiation vs standard X-rays
CT radiation vs standard X-rays
Higher dose of ionising radiation
Effect of patient movement in CT
Effect of patient movement in CT
Compromises image clarity