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Huether: mod 8 exam
pathophysiology
| Question | Answer |
|---|---|
| Diffuse axonal injury results from: | rotational acceleration forces |
| All of the following signs are associated with diffuse axonal injury except: | A) Loss of consciousness Feedback: INCORRECT Loss of consciousness related to damage of the reticular activating system is almost always associated with diffuse axonal injury. B) Headache Feedback: CORRECT Since individuals with diffu |
| Most forms of focal brain injury or diffuse axonal injury are associated with increased: | intracranial pressure. |
| A concussion is defined as temporary axonal disturbance with loss of consciousness lasting less than: | 6 hours. Feedback: CORRECT A concussion is defined as temporary axonal disturbance with loss of consciousness that lasts less than 6 hours. |
| Spinal shock involves loss of: | skeletal motor function. Feedback: INCORRECT Spinal shock involves paralysis below the level of injury, loss of sensation, and loss of autonomic nervous system function, resulting in hypotension as well as loss of bladder and bowel control. B) |
| In individuals with spinal cord injuries, autonomic hyperreflexia occurs: | after spinal shock is resolved. Feedback: CORRECT The possibility of developing autonomic hyperreflexia occurs after spinal shock has resolved. |
| Vital to the management of individuals with spinal cord trauma is preventing long-term complications. All of the following are potential complications of spinal cord trauma except: | immunosuppression. Feedback: CORRECT Although steroids are given during the acute phases of spinal cord injury, in general, immunosuppression is not a major complication. |
| Autonomic hyperreflexia is often caused by | pain stimulation below the level of the spinal cord lesion. Feedback: CORRECT The abnormal sympathetic discharge in autonomic hyperreflexia is often caused by a sensory stimulus below the level of the spinal cord injury. Sensory triggers include s |
| Intracerebral hemorrhages most frequently occur in the: | frontal and temporal lobes. Feedback: CORRECT Intracerebral hemorrhages most frequently occur in the frontal and temporal lobes and are caused by rupture of small vessels deep in the brain tissue. |
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