Diagnostic Procedures of the Nervous System
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| Babinski's reflex | test to determine abnormalities of the nervous sytem, the lateral sole of the foot is stroked and the response causes the great toe to flex
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| brain scan | scan using radioactive chemicals that are unable to pass the normal brain barrier, chemicals will be absorbed in lesions
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| cerebral angiography | injection of dye into a blood vessel then xrays are taken of the blood vessels of the brain
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| computerized axial tomography (CAT) | computer assisted xray to distinguish pathological conditions in cross sections of the brain
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| echoencephalogram | ultrasonic recordings of the brain
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| electroencephalography | study of the electrical activity of the brain
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| electromyography (EMG) | study of a muscle contraction as a result of electrical stimulation
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| Glasgow Coma Scale | assessment tool that evaluates responses to stimuli to determine the level of consciousness
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| lumbar puncture for cerebrospinal fluid (CSF) analysis | procedure that detects abnormalities within the CSF through extraction
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| magnetic resonance imaging (MRI) | use of electromagnetic energy to produce an image of an organ
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| myelography | contrast material injection in the subarachnoid space then xray study of the spinal canal and cord
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| pneumoencephalography | xray of the brain following withdrawal of CSF and injection of air or gas via spinal puncture
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| positron emission tomography (PET scan) | injection of radioactive chemical into the blood to reconstruct brain sections
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| Romberg's test | tests neurologic function and balance, patients is told to close their eyes and stand with their feet together
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| transcutaneous electrical nerve stimulation (TENS) | electrical stimulation is applied to a painful area causing interference with the transmission of painful stimuli
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