Imaging Adler CH 2&3
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| What makes the rotor spin? | show 🗑
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| show | Cathode
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| show | target, source, focal source
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| show | negative
Positive
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| What is the boiling off of electrons? | show 🗑
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| show | space charge effect
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| show | 5 degree- 20 degree angles
12 degree angle
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| what size filament would you use to x-ray extremities? What size for abdomen? | show 🗑
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| show | 100mR/hr
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| show | 74
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| show | 10000RPM's
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| show | cascaid effect
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| What shell are diagnostic photons from? | show 🗑
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| show | 69 or 69.5
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| show | Bremsstrahlung
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| What type of interaction interacts with an electron and uses the cascaid effect? | show 🗑
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| In a Bremsstrahlung interaction the closer the nucleus to the incident electron the ________ the energy level of the photon will be. | show 🗑
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| show | 69kVp
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| show | incident electron
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| Primary factors that affect quantity which of these factors also affects Quality? | show 🗑
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| show | Automatic Exposure Controls
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| What is the maximum variable of kVp? | show 🗑
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| % of voltage ripple for single phase generators; 3 phase 6 pulse; 3 phase 12 pulse; high frequency? | show 🗑
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| show | +or- 5% for times less than 10ms
+or- 10% for times greater than 10ms
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| the amount of current supplied to the tube | show 🗑
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| the effective focal spot is ___________ than the actual focal spot.What principle? | show 🗑
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| show | smaller
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| more intense radiation exiting the tube toward the cathode side | show 🗑
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| show | FAT CAT
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| show | the glass envelope, the surrounding oil, the window
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| any thing after the window is what type of filtration? | show 🗑
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| the filtration that is permanently in the path of the x-ray beam | show 🗑
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| inherent + added filtration = | show 🗑
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| the amount of filtration that reduces the intensity to one half the original value | show 🗑
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| inherent filtration (window)thickness | show 🗑
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| added filtration (apeture diapragm) thickness | show 🗑
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| show | 1.0 mm Al; 2.5 mm Al
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| the amount of heat produced from any given exposure | show 🗑
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| show | wedge and trough
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| show | 1.00
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| show | 1.35
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| show | 1.41
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| show | 1.45
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| Heat unit formula | show 🗑
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| on a tube rating chart what does above the line mean? At or below line? | show 🗑
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| show | arcing
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| show | cathode (-) and anode (+)
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| Higher kVp and thicker body part = | show 🗑
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| show | absorption, scatter, transmition
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| other words for primary beam are.... | show 🗑
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| show | differential absorption
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| other names for coherent scattering | show 🗑
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| show | = or greater
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| coherent scattering energy level | show 🗑
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| in coherent scattering there is____ energy transfered, ____ energy lost, ____ ionization just ________ in direction | show 🗑
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| show | photo electron
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| show | photoelectric interaction (in the body)
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| show | scattering in the body
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| show | pair production
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| what is minimum Mega electron Volt? | show 🗑
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| show | Positron Emission Tomography
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| X-ray photon absorbed by nucleus, its raised to an excited state and emits a nuclear fragment | show 🗑
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| photodisentigration requires a minimum of ____MeV | show 🗑
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| Attenuation is decreased 50% for each __ to __ cm of tissue thickness | show 🗑
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| show | increase; decrease
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| show | scattered, transmitted
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| 2 types of distortion | show 🗑
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| show | projection
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| for digital Radiography (DR) window width (WW) is ____________ and window level (WL)is __________ | show 🗑
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| show | density
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| show | high contrast short scale
low contrast long scale
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| smallest object recorded- sharpness- | show 🗑
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| show |
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