ARRT registry review covering image production
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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| How would you find the milliroentgens per milliampere-seconds (mR/mAs) | mA x seconds
milliroentgens/ mAs
Schmuck, H. (2020). RADT465 Unit 2: Image Production/Equipment Operation and Quality Assurance Worksheet (Unpublished course reference). University of Southern Indiana, Evansville, IN.
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| Example: If the exposure factor of 70kvp, 200Ms and 15ms yield an output exposure of 80 mR, what is the milliroentgens per milliampere-seconds (mR/mAs) | 200x.015=3
80/3=27
Schmuck, H. (2020). RADT465 Unit 2: Image Production/Equipment Operation and Quality Assurance Worksheet (Unpublished course reference). University of Southern Indiana, Evansville, IN.
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| A short SID= more exposure | true
Schmuck, H. (2020). RADT465 Unit 2: Image Production/Equipment Operation and Quality Assurance Worksheet (465). University of Southern Indiana, Evansville, IN.
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| Does more mAs give you more or less exposure | more
Schmuck, H. (2020). RADT465 Unit 2: Image Production/Equipment Operation and Quality Assurance Worksheet (Unpublished course reference). University of Southern Indiana, Evansville, IN.
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| Does more kVp give you more or less exposure | more
Schmuck, H. (2020). RADT465 Unit 2: Image Production/Equipment Operation and Quality Assurance Worksheet (Unpublished course reference). University of Southern Indiana, Evansville, IN.
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| Where is the image intensifier located for flouro | on top
Schmuck, H. (2020). RADT465 Unit 2: Image Production/Equipment Operation and Quality Assurance Worksheet (Unpublished course reference). University of Southern Indiana, Evansville, IN.
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| Where is the xray tube for flouro | under the table
Schmuck, H. (2020). RADT465 Unit 2: Image Production/Equipment Operation and Quality Assurance Worksheet (Unpublished course reference). University of Southern Indiana, Evansville, IN.
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| what is the xray table made from | carbon fiber or polycarbonate--- radiolucent
Schmuck, H. (2020). RADT465 Unit 2: Image Production/Equipment Operation and Quality Assurance Worksheet (Unpublished course reference). University of Southern Indiana, Evansville, IN.
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| what do electrostatic lenses do | increase speed and focus of electrons
Schmuck, H. (2020). RADT465 Unit 2: Image Production/Equipment Operation and Quality Assurance Worksheet (Unpublished course reference). University of Southern Indiana, Evansville, IN.
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| flouro is the | greatest source of acute radiation exposure in diagnostic- most dose
Schmuck, H. (2020). RADT465 Unit 2: Image Production/Equipment Operation and Quality Assurance Worksheet (Unpublished course reference). University of Southern Indiana, Evansville, IN.
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| input phosphor sizes and material | 25,17,12 cm and cesium iodide
Schmuck, H. (2020). RADT465 Unit 2: Image Production/Equipment Operation and Quality Assurance Worksheet (Unpublished course reference). University of Southern Indiana, Evansville, IN.
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| output phosphor size and material | 1-2.5 cm and cadmium
Schmuck, H. (2020). RADT465 Unit 2: Image Production/Equipment Operation and Quality Assurance Worksheet (Unpublished course reference). University of Southern Indiana, Evansville, IN.
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| how can you decrease magnification without mag mode button | get ii as close to patient as possible
Schmuck, H. (2020). RADT465 Unit 2: Image Production/Equipment Operation and Quality Assurance Worksheet (Unpublished course reference). University of Southern Indiana, Evansville, IN.
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| off center | decrease in exposure over entire image
Schmuck, H. (2020). RADT465 Unit 2: Image Production/Equipment Operation and Quality Assurance Worksheet (Unpublished course reference). University of Southern Indiana, Evansville, IN.
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| off level | not straight behind the patient, decrease of exposure entire image
Schmuck, H. (2020). RADT465 Unit 2: Image Production/Equipment Operation and Quality Assurance Worksheet (Unpublished course reference). University of Southern Indiana, Evansville, IN.
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| off focus | outside of the SID range, light at outside/periphery of image
Schmuck, H. (2020). RADT465 Unit 2: Image Production/Equipment Operation and Quality Assurance Worksheet (Unpublished course reference). University of Southern Indiana, Evansville, IN.
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| inverted/upside down | no exposure on outside of the image
Schmuck, H. (2020). RADT465 Unit 2: Image Production/Equipment Operation and Quality Assurance Worksheet (Unpublished course reference). University of Southern Indiana, Evansville, IN.
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| AEC is usually | between the patient and the detector
Schmuck, H. (2020). RADT465 Unit 2: Image Production/Equipment Operation and Quality Assurance Worksheet (Unpublished course reference). University of Southern Indiana, Evansville, IN.
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| backup timer | AEC, is the safety mechanism to shut off exposure
Schmuck, H. (2020). RADT465 Unit 2: Image Production/Equipment Operation and Quality Assurance Worksheet (Unpublished course reference). University of Southern Indiana, Evansville, IN.
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| Problems with AEC | selecting wrong photocells
Schmuck, H. (2020). RADT465 Unit 2: Image Production/Equipment Operation and Quality Assurance Worksheet (Unpublished course reference). University of Southern Indiana, Evansville, IN.
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| which interactions are radiation production | bremsstrahlung and characteristic
Schmuck, H. (2020). RADT465 Unit 2: Image Production/Equipment Operation and Quality Assurance Worksheet (Unpublished course reference). University of Southern Indiana, Evansville, IN.
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| Bremmstahlung | continuous, most xray produced within tube
Schmuck, H. (2020). RADT465 Unit 2: Image Production/Equipment Operation and Quality Assurance Worksheet (Unpublished course reference). University of Southern Indiana, Evansville, IN.
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| Brem | max kVp chosen is the most energy a brem can produce
Schmuck, H. (2020). RADT465 Unit 2: Image Production/Equipment Operation and Quality Assurance Worksheet (Unpublished course reference). University of Southern Indiana, Evansville, IN.
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| Brem | electron heads toward nucleus then goes around slowly
Schmuck, H. (2020). RADT465 Unit 2: Image Production/Equipment Operation and Quality Assurance Worksheet (Unpublished course reference). University of Southern Indiana, Evansville, IN.
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| Brem | inner 2/3 sticks in the pt while the other 1/3 is turned to xray
Schmuck, H. (2020). RADT465 Unit 2: Image Production/Equipment Operation and Quality Assurance Worksheet (Unpublished course reference). University of Southern Indiana, Evansville, IN.
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| Brem | less than 1% turns to xray and the other turns to heat
Schmuck, H. (2020). RADT465 Unit 2: Image Production/Equipment Operation and Quality Assurance Worksheet (Unpublished course reference). University of Southern Indiana, Evansville, IN.
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| Brem | the more change in direction is the more loss of energy
Schmuck, H. (2020). RADT465 Unit 2: Image Production/Equipment Operation and Quality Assurance Worksheet (Unpublished course reference). University of Southern Indiana, Evansville, IN.
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| xrays are produced where | focal tract of anode
Schmuck, H. (2020). RADT465 Unit 2: Image Production/Equipment Operation and Quality Assurance Worksheet (Unpublished course reference). University of Southern Indiana, Evansville, IN.
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| electrons come from | the filament of the cathode
Schmuck, H. (2020). RADT465 Unit 2: Image Production/Equipment Operation and Quality Assurance Worksheet (Unpublished course reference). University of Southern Indiana, Evansville, IN.
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| Brem | incoming ELECTRONS slows around nucleus in the target atom
Schmuck, H. (2020). RADT465 Unit 2: Image Production/Equipment Operation and Quality Assurance Worksheet (Unpublished course reference). University of Southern Indiana, Evansville, IN.
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| Characteristic | incoming ELECTRONS interact with inner shell electrons
Schmuck, H. (2020). RADT465 Unit 2: Image Production/Equipment Operation and Quality Assurance Worksheet (Unpublished course reference). University of Southern Indiana, Evansville, IN.
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| Characteristic 1 | e comes in with same energy as inner shell electron knocks it out
Schmuck, H. (2020). RADT465 Unit 2: Image Production/Equipment Operation and Quality Assurance Worksheet (Unpublished course reference). University of Southern Indiana, Evansville, IN.
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| Characteristic 2 | then xray is produced
Schmuck, H. (2020). RADT465 Unit 2: Image Production/Equipment Operation and Quality Assurance Worksheet (Unpublished course reference). University of Southern Indiana, Evansville, IN.
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| Characteristic 3 | the next shell replaces the one that was booted out
Schmuck, H. (2020). RADT465 Unit 2: Image Production/Equipment Operation and Quality Assurance Worksheet (Unpublished course reference). University of Southern Indiana, Evansville, IN.
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| Characteristic | Discrete graph, want k shell to be ejected
Schmuck, H. (2020). RADT465 Unit 2: Image Production/Equipment Operation and Quality Assurance Worksheet (Unpublished course reference). University of Southern Indiana, Evansville, IN.
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| transformer laws | turns ratio, transformer voltage, transformer current
Schmuck, H. (2020). RADT465 Unit 2: Image Production/Equipment Operation and Quality Assurance Worksheet (Unpublished course reference). University of Southern Indiana, Evansville, IN.
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| turns ratio | ts/tp
Schmuck, H. (2020). RADT465 Unit 2: Image Production/Equipment Operation and Quality Assurance Worksheet (Unpublished course reference). University of Southern Indiana, Evansville, IN.
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| transformer voltage | ts/tp= vs/vp
Schmuck, H. (2020). RADT465 Unit 2: Image Production/Equipment Operation and Quality Assurance Worksheet (Unpublished course reference). University of Southern Indiana, Evansville, IN.
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| transformer current | ts/tp=Ip/Is
Schmuck, H. (2020). RADT465 Unit 2: Image Production/Equipment Operation and Quality Assurance Worksheet (Unpublished course reference). University of Southern Indiana, Evansville, IN.
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| turns ratio | less than 1 = step down
Schmuck, H. (2020). RADT465 Unit 2: Image Production/Equipment Operation and Quality Assurance Worksheet (Unpublished course reference). University of Southern Indiana, Evansville, IN.
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| turns ratio | more than = step up
Schmuck, H. (2020). RADT465 Unit 2: Image Production/Equipment Operation and Quality Assurance Worksheet (Unpublished course reference). University of Southern Indiana, Evansville, IN.
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| three phase 6 pulse | voltage ripple 13-14
Schmuck, H. (2020). RADT465 Unit 2: Image Production/Equipment Operation and Quality Assurance Worksheet (Unpublished course reference). University of Southern Indiana, Evansville, IN.
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| three phase 12 pulse | voltage ripple 3-4
Schmuck, H. (2020). RADT465 Unit 2: Image Production/Equipment Operation and Quality Assurance Worksheet(Unpublished course reference). University of Southern Indiana, Evansville, IN.
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| pulses | 60 cycles of sinusoidal wavelength per 1 sec in US
Schmuck, H. (2020). RADT465 Unit 2: Image Production/Equipment Operation and Quality Assurance Worksheet (Unpublished course reference). University of Southern Indiana, Evansville, IN.
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| pulses | 120 pulses of energy per second in the US
Schmuck, H. (2020). RADT465 Unit 2: Image Production/Equipment Operation and Quality Assurance Worksheet (Unpublished course reference). University of Southern Indiana, Evansville, IN.
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| tube cooling chart | used for safety
cold anode=cracking
Schmuck, H. (2020). RADT465 Unit 2: Image Production/Equipment Operation and Quality Assurance Worksheet(Unpublished course reference). University of Southern Indiana, Evansville, IN.
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| heat units | single phase 1.00, 3 phase 6 pulse 1.35, 3 phase 12 pulse HF 1.45
Schmuck, H. (2020). RADT465 Unit 2: Image Production/Equipment Operation and Quality Assurance Worksheet (Unpublished course reference). University of Southern Indiana, Evansville, IN.
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| reciprocal resistance | total R is < least R and is ~ 1/2 value of the least resistor
Schmuck, H. (2020). RADT465 Unit 2: Image Production/Equipment Operation and Quality Assurance Worksheet (Unpublished course reference). University of Southern Indiana, Evansville, IN.
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| frequency and wavelength | f increases, wavelength decreases
Schmuck, H. (2020). RADT465 Unit 2: Image Production/Equipment Operation and Quality Assurance Worksheet(Unpublished course reference). University of Southern Indiana, Evansville, IN.
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| frequency and energy | f increases, energy increases
Schmuck, H. (2020). RADT465 Unit 2: Image Production/Equipment Operation and Quality Assurance Worksheet (Unpublished course reference). University of Southern Indiana, Evansville, IN.
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| energy and wavelength | energy increases, wavelength decreases
Schmuck, H. (2020). RADT465 Unit 2: Image Production/Equipment Operation and Quality Assurance Worksheet (Unpublished course reference). University of Southern Indiana, Evansville, IN.
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| quality | kvp, penetration power
Schmuck, H. (2020). RADT465 Unit 2: Image Production/Equipment Operation and Quality Assurance Worksheet (Unpublished course reference). University of Southern Indiana, Evansville, IN.
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| quantity | mA, intensity, amount, rate of exposure
Schmuck, H. (2020). RADT465 Unit 2: Image Production/Equipment Operation and Quality Assurance Worksheet (Unpublished course reference). University of Southern Indiana, Evansville, IN.
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| primary | xray coming out of the tube hitting patient
Schmuck, H. (2020). RADT465 Unit 2: Image Production/Equipment Operation and Quality Assurance Worksheet (Unpublished course reference). University of Southern Indiana, Evansville, IN.
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| remnant | exits patient toward receptor
Schmuck, H. (2020). RADT465 Unit 2: Image Production/Equipment Operation and Quality Assurance Worksheet (Unpublished course reference). University of Southern Indiana, Evansville, IN.
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| fundamental properties | electromagnetic radiation
heterogenous (not all same energy level)
Schmuck, H. (2020). RADT465 Unit 2: Image Production/Equipment Operation and Quality Assurance Worksheet (Unpublished course reference). University of Southern Indiana, Evansville, IN.
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| fundamental properties | travel at speed of light
high frequency and short wavelength
Schmuck, H. (2020). RADT465 Unit 2: Image Production/Equipment Operation and Quality Assurance Worksheet (Unpublished course reference). University of Southern Indiana, Evansville, IN.
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| off center | the central ray is not centered to the center of the grid
Schmuck, H. (2020). RADT465 Unit 2: Image Production/Equipment Operation and Quality Assurance Worksheet (Unpublished course reference). University of Southern Indiana, Evansville, IN.
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| fundamental properties | polyenergetic
travel in STRAIGHT LINE
no electric charge or mAs
Schmuck, H. (2020). RADT465 Unit 2: Image Production/Equipment Operation and Quality Assurance Worksheet(Unpublished course reference). University of Southern Indiana, Evansville, IN.
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