Midterm 2 Flashcards
(24 cards)
Absence seizure
3/second blinking
Tonic clinic seizure
- Tonic - fainting
- Clonic - convulsion
- Post-ictal - confusion
Anti-epileptic medication
Decrease membrane excitability of ion and gaba receptors
Wada test
Anesthetize one side of brain, patient awake
Dementia
Memory + 2 other cognitive deficits (language, visuospatial, executive function)
Most common causes of dementiap
- Alzheimer’s
2. Vascular (multi-infarct)
Anomic aphasia
Symptom of Alzheimer’s, can’t recall words
Behavioural deficits of Alzheimer’s
Can have psychosis, no early changes in personality
Pathology of Alzheimer’s
Amyloid plaques, neurofibrillary tangles (tau protein)
Alzheimer’s degeneration system
Basal forebrain cholinergic system
Picks disease
Frontal atrophy, opposite of Alzheimer’s
Place cells
In hippocampus
Wernicke-Korsakoff syndrome
Damage to mammillary bodies due to B1 deficiency; onset with amnesia and motor problems, chronic only amnesia
Opthalmoplegia
Paralyzed eye movement
Dysarthria
Poor articulation, speech disorder
Hypohonia
Soft speech
Semantic paraphasia
Word substitution
Phonemic paraphasia
Sound substitution
Broca’s damage
Non fluent, good comprehension
Inferior frontal gyrus
Wernickes damagae
Fluent, poor comprehension
Superior temporal gyrus
Transcortical motor aphasia
Good comprehension, non-fluent, can repeat
Damage to watershed area
Transcortical sensory aphasia
Fluent, poor comprehension
Damage to temporal lobe
Conduction aphasia
Poor repetition
Damage to arcuate fasciculus, disconnect Broca’s and wernickes
Agraphia damage
Area 39
