Dementia and role of nutrition - Understand the ‘whats’ and the ‘hows’ about dementia pathophysiology, particularly Alzheimer’s disease (definition, symptoms, causes)

5 important questions on Dementia and role of nutrition - Understand the ‘whats’ and the ‘hows’ about dementia pathophysiology, particularly Alzheimer’s disease (definition, symptoms, causes)

What is the definition of cognitive ageing and it's subtypes?

Cognitive aging is age-related changed in cognitive function:
crystallized intelligence:
fluid intelligence: (perceptual-motor function, executive function, complex attention)

What are 3 signs of pathologic brain ageing: Alzheimer's disease (AD)?

The 3 signs of pathologic brain ageing:
-enlarged ventricles
-WMH & thinner cortical layers
-degenerated hippocampus

What is the definition of dementia and name 3 symptoms?

Dementia is a major or mild neurocognitive disorder (NCD), a syndrome

The major 3 symptoms are
-cognitive loss (amnesia, apraxia, aphasia, agnosia)
-non-cognitive/ behavioral
-disturbed activities of daily living (ADL)
  • Higher grades + faster learning
  • Never study anything twice
  • 100% sure, 100% understanding
Discover Study Smart

What are the three stages in Alzheimer's disease continuum?

-subjective cognitive decline, SCD (up to 20 years)
-prodromal (mild cognitive impairment up to 10+ years)
-dementia up to 15+ years

What is the protein mechanism behind Alzheimer's disease?

-Plaques (β-amyloid1-42 (Aβ or BAP)): extraneuronal. APP wordt geknipt door bèta-secretase (BACE1), daarna door  gamma-secretase met PSEN1/2
-Neurofibrillary tangles (NFT) (tau): intraneuronal  / MAPT: microtubuli associated tau protein
-neuritic plaques

The question on the page originate from the summary of the following study material:

  • A unique study and practice tool
  • Never study anything twice again
  • Get the grades you hope for
  • 100% sure, 100% understanding
Remember faster, study better. Scientifically proven.
Trustpilot Logo