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Anatomy of Dementia

Cognitive Comm

What is dementia? The loss of intellectual functioning that interferes with social or occupational function.
What are some traits of dementia? Abstract thought is impaired, they have difficulty naming things, and there are personality changes.
What is the hallmark of dementia? memory
What is cortical dementia? changes in the higher centers of the brain, mostly white matter. It is associated with deficits in cortical function like aphasia and apraxia (Alzheimer's).
Whatis subcortical dementia? affects the lower levels of the brain, grey matter
What does dementia cause? Causes a progressive loss of intellectual functioning.
What is Apraxia? inability to volitionally move
What are some diseases that cause subcortical dementia? Parkinson's, MS, Huntington's disease
What are the types of memory? episodeic (recent), semantic (facts), Anterograde (ability to make new), and Retrograde (recall events prior to illness)
Patients with parkinsons are more likely to have _________________. dysarthria
What is neologism? making up words
What are some symptoms of cortical dementia? aphasia and/or apraxia
What are some symptoms of subcortical dementia? dysarthria
What is praxis? performance in action it is a cortical skill. It affects the ability to use limbs, coluntary speech, and follow commands.
What is agnosia? inability to recognize objects
What is stereoagnosia? inability to tell things by touch
What does the mini mental status exam consist of? basic tasks
T/F In Alzheimers the brain vollume decreasess and fewer dendrites are present. TRUE
What are neurofibrillary tangles? filaments withing the cell bodies tangle
What are neuritic plaques? clumps of degenerating neurons. In large numbers these interfere with the action other neurons.
Created by: imbatgirl