neuro 2 Flashcards
what is a transient ischemic attack
a mini stroke that causes neurological deficits that can last 1 hour to 24 hours
what are some causes for a TIA
cerebral artery narrowing, occlusion, or damage
what are risk factors for a TIA
smoking, drug usage, old age, diabetes, etc
what is a cerebral vascular accident?
a stroke
what is a stroke?
inadequate blood supply to the cerebral area
what are the 2 types of strokes ?
ischemic (occlusion), and hemmorhagic (rupture)
what are some manifestations of TIA and CVA?
muscle weakness, aphasia, dysphasia, loss of conciousness, etc
what is a cerebral anurysym?
a localised petrusion of the cerebral artery
what are some causes of a cerebral anurysym?
cogentital defects, hypertension, tbi
what are some manifestations of a cerebral anurysym?
extreme headache, nausea
what is the difference between seizure and epilepsy?
seizure is behavior resulting from abnormal brain activity, epilepsy is a seizure disorder (multiple seizures)
what are some causes of siezures and epilepsy?
abnormal firing of neurons, secondary effects to tbi, drug and alcohol usage
what is a focal siezure?
a siezure that affects just one part of the brain and lasts only a few seconds
what is a generalized siezure?
when both sides of the brain are affected by the siezure, after the individual will expierience things like drowsiness and iritability
what is multiple sclerosis?
demyelination of the brain, spinal cord, and cranial nerves