Image Production and Evaluation
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
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| What is one effect of decreasing kilovoltage? | show 🗑
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| Film sensitivity must be matched to what in relation to spectral matching? | show 🗑
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| show | Attenuation
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| show | At the cathode end of the x-ray tube
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| What is absorption of useful radiation by a grid called? | show 🗑
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| show | Cathode to anode
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| show | It increases
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| show | To move the film and change its direction.
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| What material is film base currently made of? | show 🗑
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| In chest radiography, why is it necessary to use the shortest exposure time possible? | show 🗑
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| How is SID related to density and exposure rate? | show 🗑
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| show | Too light
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| What does foreshortening of anatomic structure mean? | show 🗑
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| What term is used to describe the unsharp edges of tiny radiographic details? | show 🗑
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| What happens to contrast scale as grid ratio is decreased? | show 🗑
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| show | Silver halide
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| What has the greatest effect on radiographic density: aluminum filtration, kilovoltage, SID, or scattered radiation? | show 🗑
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| The line-focus principle expresses the relationship between what? | show 🗑
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| show | To even out tissues with varying densities and thicknesses.
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| Silver halide crystals that have been exposed are changed to black metallic silver by what? | show 🗑
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| What term is used to describe the continued emission of light by a phosphor after the activating source has ceased? | show 🗑
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| Grid cutoff because of off-centering results in what? | show 🗑
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| show | Slit camera
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| show | Grid ratio
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| How is spatial resolution measured in traditional radiography? | show 🗑
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| show | Cathode
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| How is OID related to recorded detail? | show 🗑
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| What is the reciprocity law? | show 🗑
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| What is the purpose of a grid and how does it affect patient dose? | show 🗑
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| show | Low-energy photon, deposits all of its energy in an inner-shell electron and ejects that K shell electron.
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