Term
| Simple linear skull fracture |
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Definition
| a break in the continuity of the bone |
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Term
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Definition
| multiple linear fracture which cause splintering or crushing of bone |
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Term
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Definition
| when bone fragments are depressed into the brain tissue |
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Term
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Definition
when an opening is present through the skull or mucous membrane of the sinuses
may be linear or comminuted |
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Term
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Definition
| result of a tear in the arachnoid which allows blood from the small bridging veins between the dura and the pia to collect in the subdural space |
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Term
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Definition
| rapid progression and carry a high mortality becaues of severe secondary injuries associated with edema and increased intracranial pressure |
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Term
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Definition
| may be period of improvement in level of consciousness and neurological symptoms, only to be followed by deterioration if hematoma is not removed |
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Term
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Definition
seepage of blood into subdural space occurs very slowly
since blood is not absorbed, fibroelastic activity begins and hematoma becomes encapsulated
within encapsulated area, cells are slowly lysed and fluid with a high osmotic pressure is formed
created gradient with fluid from surrounding subarachnoid space being pulled into area |
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Term
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Definition
| a knife, bullet, or any other instrument that affords direct entry into spinal cord from outside |
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Term
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Definition
| much more common and consist of damage to the vertebral column in which there has not been entry into the spinal canal, such as fracture, dislocation of vertebral column, or agitation so that the cord suffers injury |
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Term
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Definition
| lost of all motor and sensory function below the level of the lesion |
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Term
| partial or incomplete SCI |
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Definition
| some degress of motor and sensory function is retained |
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Term
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Definition
paralysis on one side of body
paralysis occurs on side opposite brain disorder |
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Term
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Definition
| weakness of muscle groups on one side of body |
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Term
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Definition
| defect or loss of power of expression by speech, writing, or signs, or of comprehension of spoken or written languages |
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Term
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Definition
| inability to control excretory functions |
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Term
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Definition
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Term
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Definition
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Term
| 3 main processes that can lead to stroke |
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Definition
| hemorrhage, embolism, and thrombosis |
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Term
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Definition
| bacterial, aseptic, fungal |
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Term
| Noncommunicating Hydrocephalus |
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Definition
occurs when there is obstruction of flow within subarachnoid space
my be caused by congenital malformation, infection, or tumors encroaching upon ventricular system |
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Term
| Communicating Hydrocephalus |
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Definition
occurs when CSF is not reabsorbed into arachnoid villi
can occur if too few villi are formed, if postinfective scarring occludes them, or because the villi become obstructed by fragments of blood or infectious debris |
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Term
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Definition
more common in males
involves muscle weakness confined to eye muscles |
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Term
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Definition
| involves proximal musculature throughout body |
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Term
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Definition
| involves muscles innervated by cranial nerves IX, X, XI, and XII |
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