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Card 6
Front
Give two medical uses of ultrasound.
Back
Card 7
Front
Jamie hasan X-ray taken to see if he has broken his arm. Explain why X-rays are not very useful for looking at soft tissue injuries.
Back
Card 8
Front
X-ray images can be formed using a charged-coupled device (CCD). Explain how a CCD forms an image.
Back
Card 9
Front
Suggest one reason why CCDs are increasingly being used in medical imaging.
Back
Card 10
Front
Give two ways in which radiographers can minimise their exposure to X-rays.
Back
Card 11
Front
Ultrasound is used to produce an image of a fetus in pre-natal scans. Give one advantage and one disadvantage of using ultrasound for pre-natal scans.
Back
Card 12
Front
Explain why X-rays would not be used for prenatal scans.
Back
Card 13
Front
CT scans are typically used to diagnose head injuries. Explain why CT scans are particularly suited to medical imaging of the head.
Back
Card 14
Front
Explain why doctors should avoid peforming multiple CT scans on a patient.
Back
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