420775
| Question | Answer |
| coup | object strikes front head injury directly below point of impact |
| contrecoup | object strikes back of head injury on opposite side of impact |
| epidural hematoma | bleeding between skull and dura mater common in adults ages 20-40 |
| symptoms of epidural hematoma | loss of consciousness with injury periods of lucidity with proggresive loss of consciousness |
| subdural hematoma | bleeding between brain and dura mater can be acute or chronic |
| intracerebral hematoma | bleeding within the brain common in frontal and temporal lobes |
| clinical manifestations of intracerebral hematoma | decreasing level of consciousness sudden and rapidly progressing decrease in LOC |
| stroke | cerebrovascular disease 3rd leading cause of death |
| types of strokes | thrombotic embolic hemorrhagic |
| thrombotic stroke | arterial thrombus usually occurs at bifurcation site |
| embolic stroke | fragments of thrombus formed outside the brain |
| hemorrhagic stroke | intracerebral bleed arterio-venous malformation |
| primary cause of stroke | atherosclerosis |
| risk factors of stroke | hypertension diabetes smoking |
| clinical manifestations of stroke | contralateral weakness sensory defects ischemia necrosis |
| Carotid Artery Disease | narrowing of arteries |
| transient ischemic attack | brief episode of neurologic dysfunction mini stroke symptoms resolve COMPLETELY |
| subarachnoid hemorrhage | blood escapes from defective or injured vessel into the subarachnoid space |
| subarachnoid space | beneath the arachnoid membrane and above the pia mater |
| signs indicative of subarachnoid hemorrhages | kernig brudzinski |
| kernig's sign | sitting position with hip and knee flexed leg elevation elicits pain in back and neck |
| brudzinski sign | passive neck flexion produces pain and rigidity |
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