Neuro Exam
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 many segments of spinal nerves? How many per segment? | 31 segments; pair of nerves per segment
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Nerve tissue is protected by vertebral column and surrounded by ____________ | Meninges
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Spinal canal is extension of ______ ventricle and _____ | 4th, CSF
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How many cervical? | 8
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Nerves for head, neck, arm, and head muscles operated by what? | Cervical
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Hand and chest muscles operated by what? | Thoracic
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How many thoracic? | 12
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How many lumbar? | 5
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Back hips, anter/lower extremity muscles operated by what? | Lumbar
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How many sacral? | 5
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Buttocks, perineum, inner thigh, posterior leg and sole of foot operated by | Sacral
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How many coccygeal? | 1
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Lower back operated by what? | Coccygeal
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Separated by disc (shock absorber) | Vertebra
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Dorsal/posterior root responsible for | sensory input
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Ventral/anterior root responsible for | Muscles
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Site of injury and impairment usually ascends 1-2 levels due to | edema
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C,T,L & #: Needs ventilator | C4 and above
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C,T,L & #: Can wheel in regular wheelchair | C7-C8
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C,T,L & #: Hard to sit up by self | T2-T12
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C,T,L & #: Will need help with elimination | Above S2-S3
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C,T,L & #: Paraplegia | L2-S1
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Blow to spinal column, spinal cord jarred or shaken, temp loss of function for hours or days | Concussion
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Caused by fracture, dislocation or direct trauma to cord, bruised, resulting hemorrhage and edema of cord; degree of neuro dysfunction depends on severity of injury | Contusion
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Occurs as a result of squeezing or pressure on the spinal cord. | Compression
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Tear or cut | Laceration
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Bleeding within or surrounding the cord, result in compression of cord | Hemorrhage
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Interruption of blood flow and ischemia | Infarction
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Result of initial insult or trauma and usually permanent | Primary injury
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Progressive damage in which nerve fibers begin to swell and disintegrate resulting in ischemia, hypoxia, edema, hemorrhage. | Secondary injury
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Damage of spinal injury is possibly reversible if treated within ___ to _____ hours after injury (but not usually, especially if cord severed) | 4 to 6
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Injuries are classified according to the degree of loss of motor and sensory function _______ the level of injury | Below
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_________ spinal cord injury indicates complete loss of voluntary motor and sensory functions _____ the level of injury | Complete; below
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Paralysis of all four extremities | Tetraplegia (Quadraplegia)
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Injuries to thoracic or lumbar cord area results in | Paraplegia
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____________spinal cord injury will have preservation of sensory and motor function below the level of injury | Incomplete
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With ________ spinal cord injury, person may have feeling but not be able to move | Incomplete
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Created by:
mreedy
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