RAD 256 - REGISTRY REVIEW QUESTIONS

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Author:
anatomy12
ID:
301023
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RAD 256 - REGISTRY REVIEW QUESTIONS
Updated:
2015-04-18 11:32:48
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xray
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xray
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  1. according to the NCRP whole body occupational dose equivalent is
    1 msv
  2. what is the annual tede limit for radiation workers
    50msv
  3. what is the embryo/fetus amount of radiation for whole gestational period
    for 1 mnth?
    • 5msv .5rem
    • .05rem
  4. what is the limit for tabletop exposure during flouor
    10R/min
  5. the prostate gland is located where to the rectum
    anterior
  6. the clavicle articulates with what 2 bones
    sternum and scapula
  7. o2 blood from the lungs returns to the left atrium through ______
    pulmonary veins
  8. what drug prevents blood clots
    heparin
  9. what is an early sign of anaphylactic shock
    dysphagia
  10. what is the female resting pulse rate
    75bpm
  11. 37% of the collective dose of radiation comes from where
    terrestrial radiation
  12. a radiation safety officer uses what to measure radiation
    ionization chamber
  13. which has the highest gonadal dose
    BE
  14. the acute radiation syndrome associated with the shortest mean survival time is the:
    CNS syndrome
  15. What is the minimum amount filtration needed when operating over 70-120 kvp
    2.5 al/mm
  16. how much gy causes permanent sterility
    6gy
  17. what type of radiation occurs when electrons vibrate between each other
    coherent
  18. what is one factor that does not affect the rate at which heat cannot be dissipated
    SID
  19. the average variation in radiation output during testing must not have a variance of more or less than 5% is called
    reproducibility
  20. what is charge coupled device
    a photo detector used to convert light to an electric charge
  21. any pathologic condition that causes excessive fluid in patients does what to the beam
    increases the attenuation of the beam
  22. what area of the body exhibits the highest subject contrast
    chest
  23. what is the amount of gridlines per in or cm
    grid frequency
  24. what position of the hand shows backward fx displacement
    lat hand in flexion
  25. double BE contrast studies show what pathology best
    polyps
  26. The MSP in a lateral skull is perp to film or parallel
    parallel
  27. where does a t-tube in cholangio
    in the common hepatic and common biled duct
  28. where is the scaphoid of the foot located
    anterior to the talus
  29. what structure of the stomach lies above the cardiac orifice
    fundus
  30. The iv should be how many inches above site of injection
    18-24inches
  31. highly radiosensitive cells are also known as what two names
    immature and highly repoducible
  32. what is gentically significant dose
    it is the average gonadal dose of the whole population
  33. what does the control badge measure
    base plus fog
  34. what does it mean when there is threshold dose response relationship
    a minmum amt of radiation is necessary to manifest effects
  35. what is the amount of filtration on the tube
    1.5mm
  36. OSL monitors are by what type of light
    red laser light
  37. the developer is maintained at what temperature
    95
  38. for a regular tube warmup what exposure factors do you need
    long exposure low kv
  39. what is bit depth
    amt of gray scale of an image system
  40. what is a scintillator
    abosrbs xray energy and emits part of that energy as visible light
  41. amorpheous silicon is used where
    in flat panel detectors
  42. what is the optical density of an h&D curve
    .25-2.5
  43. what is a screens spectral emission
    the color of the light the phosphor produces
  44. an illuminator (display box for film) box should have bulb with how much energy
    1500 nit
  45. name one thing that is on the primary side of the tube generator
    kvp meter

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