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47 Cards in this Set
- Front
- Back
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relative biological effectiveness (RBE), is how much _____ is needed to cause _____
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radiation, damage
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what is erythema?
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skin redness
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__REM = ___mSv
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10, 100
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somatic effects of radiation occurs where?
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in the individual
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__ is the new worldwide unit
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SI
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if your under the of 18 your limit is ___rem
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0.1
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the public is to have no more than __rem
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0.1
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chromosomal damage is _____ till you pass it on, then it becomes ____
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somatic, genetic
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___-___rem - effects the gastrointestinal system - nausea, vomiting, fatigue
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100-200
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___-___rem - fever, hemorrhaging inside
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300-600
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LD 100/30 ,lethal dose for 100% exposed is ___rems
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600
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how many thoracic vertebrae are there?
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T1 to T12
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what is the name of the first cervical vertebrae?
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atlas
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what are the views of the C-spine?
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AP, odontoid, lateral, both obliques
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AP and odontoid of the cervical spine are done at __"
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40
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what is sublux?
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when one of the vertebrae are pushed back
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on an AP oblique of the cervical spine the central ray angles ___
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up
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on the dorsal spine it has ____ ____ that are more prominant
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tranverse processes
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what is the correct order: UGI, IVP, BE
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IVP, BE, UGI
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what does Po mean?
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by mouth
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when is x-ray film most senstive?
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after exposure
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the higher the KvP the _____ the film
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lighter
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higher KvP ____ scale of contrast
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longer
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increased density, _____ darkness
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increased
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more oxygen _____ sensitivity to radiation
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increased
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immature cells are _____ to radiation
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sensitive
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what is a contraindication?
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reason not to use
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the ____ you are the more damage you can get from radiation
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younger
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you get ____mr from a chest x-ray
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.001
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______ is radiation that does not reach the film
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attenuation
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scattered and secondary radiation causes what?
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fog
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gentic effects of radiation occurs in where?
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future offspring of the exposed individual
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the annual dose equivalent limit is __ mSv or _ rem
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50, 10
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the fetus is to have no more than ___rem a month
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.05
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during the whole term the fetus is to have no more than __rem
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0.5
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the three cardinal principles of radiation protection is ____, ______,_______
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time, distance, and sheilding
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(exposure to radiation)
__-___rem - decresed blood cell count |
25-100
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___-___rem - loss of appetite, malaise (feeling bad), sore throat, diarrhea
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200-300
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____rem - CNS damage, death within hours
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1000
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how many cervical spine vertebrae are there?
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C1 to C7
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how many lumbar vertebrae are there?
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L1 to L5
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what is the name of the 2nd cervical vertebrae?
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axis
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where is the rotation point on the cervical spine?
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C2 or axis
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the lateral veiw of the cervical spine is done upright at __"
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72
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on a cervical oblique you want to see the ______
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foramina (holes)
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on the dorsal spine the ____ is where the ribs attach
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facet
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what are the veiws of the lumbar spine?
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AP, both obliques, lateral, and spot on L5
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