behavioral neuro/dementia Flashcards
main fxn of temporal lobe
memory and language
what is a common reason for amnesic syndromes?
disruption of the papez circuit
early AD often results from damage to
medial temporal lobes
korsakoff syndrome most frequently due to injury in____
diencephalon
ACA aneurysm bleed affects_____
basal forebrain
what part of the prefrontal cortex is indicated in metamemory
dorsolateral prefrontal cortex
main fxn of parietal lobe
visual spatial processing
alexia, agraphia, acalculia, left-right confusion, finger agnosia
angular gyrus area (Gerstman Sx)
Fluent , non sensical speech
wernickes
nonfluent aphasia
brocas
praxis is where?
dominant parietal lobe
where is angular gyrus area
dominant parietal lobe
neglect,
nondominant parietal lobe
anosagnosia
nondominant parietal lobe
dressing apraxia
nondominant parietal lobe
visuospatial disorientation
nondominant parietal lobe
poor attn, psychomotor slowing, memory efficiency problems
frontal lobe issue
Semantic dementia
problem in Lexal storage area in Lateral temporal area
beta amyloid
AD
AD primarily affects which section of brain
temporal/parietal
alpha synuclein
lewy body dementia
tau
frontotemporal dementia
Most underdiagnosed form of dementia
frontotemporal dementia
Presentation: behavioral changes, impaired speech, dysexecutive syndrome
frontotemporal dementia
