vocab words
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| hyperflexion of the neck causing fxs of the spinous process | clay shovelers fx
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| collapse of a vertebral body associated with osteoporosis,usually thoracic | compression fx
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| fx of pedicles of C2 from hyperextension | hangman's fx
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| fx of anterior and posterior arches of C1 from falling on head | jefferson's fx
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| fx of the dens | Odontoid fx
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| fx of the cervical body from compression with hyperflexion | teardrop burst fx
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| when the nucleus pulposus protrudes through the annulus fibrosus and presses on the spinal cord "slipped disk" | herniated nucleus pulposus-HNP
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| abnormally increased swayback curvature involving the lumbar spine | lordosis
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| abnormal or exaggeated thoracic humpback curvature | kyphosis
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| abnormal lateral curvature most common in young girls | scoliosis
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| kyphosis and scoliosis | scheuermann's disease
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| inflammation of the vertebrae | spondylitis
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| union of he bones at spinal joints,usually affecting the SI joints and lumbar spine | ankylosing spondylitis
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| nitrogen containing waste products of metabolism excreted by the kidneys,high levels indicated poor filtration | creatinine
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| uniform mixture of two substances | suspension
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| contrast agents have a low atomic number and appear dark on a radiograph-decreased attenuation | radiolucent-negative
air,gas producing bubbles,carbon dioxidebubbles
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| contrast agents have a high atomic number and appear white on a radiograph | contrast agents have a high atomic number and appear white on a radiograph(increased attenuation)barium sulfate or water soluble ionic contast media
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| congenital condition where the posterior aspects of vertebra fail to develop,causing the spinal cored to be exposed,occurs mostly at L5 | spina bifida
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| forward movement of one vertebrae in relation to another most common at L5-S1 | spondylolisthesis-see on lateral
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| lack of develop,ment of the vertebral arch and separation of the pars interarticularis.on oblique radiograph,it appears the dogs neck is broken | spondylolsis-see on oblique
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| health records can be stored in the form of | hard copy,microfilm and in computerized format
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| corporate liability requires the hospital or health care entity to be held responsible for | the quality of care delivered to its customers
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| health information departments are considered to be | support service departments
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| films for a radiographic portfolio should include: | pathology,markers and the anatomy of the part in question
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| process by which the beam is reduced in energy when passing through matter | attenuation
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| difference b/w adjacent densities on a radiograph | contrast
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| misrepresentation of an objects true size or shape | distortion
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| device consisting of lead streps which permits primary radiation tyo pass while absorbing scatter radiation | grid
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| amount of filtration necessary to reduce the intensity of the radiation beam to 1/2 its original value;measures beam quality | half valve layer
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| layer of luminescent crystals placed inside a cassette to expose film more efficiently while reducing patient dose | intentsifying grid
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| measure of the potential difference;controls the quantity and quality of photons produced in the tube | kV
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| controls the quantity of photons produced in the tube | mAs
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| ----ability of the beam to pass through an object, controlled by ------ | pentratibly,penumbra
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| fuzzy border of an object | focal spot blur
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| representation of an objects true borders | detail resolution
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| true border of an object | umbra
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| controlling factor of mas | density
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| density-pt size increases | density go down
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| desity-kv go down | density go down
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| density-distance go up | density go down
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| denisty-beam restriction go down | density go up
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| density-grids go down | density go up
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| density-film/screen go down | density go down
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| density-processing go up | density go up
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| contrast is the controlling fact of | kv
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| contrast-pt size go up | contrast go down
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| contrast-beam restriction go up | contrast go up
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| contrast-grids go down | contrast go down
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