test 3
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| show | Analog, digital
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| show | Quantum mottle, noise, motion
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| show | +/-, as width increases, contrast increases
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| show | Before and after exposure
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| What is filtering | show 🗑
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| show | Cassette bases, cassette less
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| show | Series of boxes that gives and image form. Bigger the matrix the better the resolution
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| What is a pixel and how does it affect resolution | show 🗑
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| What are thin film transistors | show 🗑
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| show | random background info, signal noise ratio
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| show | density +/-
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| show | Too much info is send through so the computer chooses what dx info needs to be sent
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| What does window width control | show 🗑
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| What controls the resolution of the digital image | show 🗑
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| Describe high-pass filtering and when it is useful. Take out all but high frequency, increase image quality | show 🗑
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| show | Convert data into a more useful form
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| show | processor
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| show | Through phosphor collectors
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| Why are imaging plates more sensitive to radiation than radiographic film | show 🗑
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| show | 32 hr, looses 23% every 8 hr
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| show | Latent image has a wide latitude
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| show | Blue violet
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| The smaller the pixel, the _____ the spatial resolution | show 🗑
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| What is a histogram and why is it generated | show 🗑
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| What happens if an incorrect histogram / algorithm is selected | show 🗑
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| What kVp is recommended with non-grid imaging and why | show 🗑
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| show | Protective, phosphor, conductor, support, light shield, backing
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| What is the language computers operate from | show 🗑
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| data handled by digital computers | show 🗑
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| show | Uses PSP
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| What is the great danger that exists with CR and radiation protection | show 🗑
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| show | Increase in pt dose beacue of improper tech setting
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| What factors that produce low contrast are prone to cause CR image plate | show 🗑
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| show | Low kVp
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| What is image stitching | show 🗑
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| Describe how grids should be used with CR. Long part with long axis. CR in the middle of IT | show 🗑
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| show | changes light to electrical signal
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| show | converts visible light to x-ray
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| show | R-radiology, H; hospital
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| What affects image quality on a CRT monitor | show 🗑
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| show | Over print data at edge line
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| What formula is used to calculate digital image size | show 🗑
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| What is the difference between a LAN and a WAN | show 🗑
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