Medical Applications of Physics
- Created by: James Shepherd
- Created on: 02-03-14 15:33
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- Medical Applications of Physics
- X-rays
- CT scans
- CCDs
- Ionising
- Examine fractures
- Absorbed by metal and bone
- Contrast medium
- Film badges and lead screens
- Ultrasound
- Non-ionising
- s=vt
- Boundaries and detectors
- Higher frequency than 20000Hz
- Scan unborn babies
- Shatter kidney stones
- Endoscopes
- Look inside a patient's body
- Refractive index
- n=sin(i/sin(r
- n=sin(i/sin(r
- Critical angle
- Total internal reflection
- Optical fibres
- Lenses
- Converging
- Diverging
- Short sight
- Long sight
- Power, dioptres
- Magnification
- Ray diagrams
- The eye
- Focal point and principal axis
- X-rays
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