T3: Cognitive Functioning (Ch. 30) Flashcards
There is a fear of loss of normal ___
cognition
There are __ that result from impaired cognition
losses
With aging there is increased risk of :
2
delirium and dementia
Which is reversible? Dementia or Delirium?
delirium is reversible
dementia is NOT
Rapid & altered level of consciousness are signs of __
delirium
Prompt treatment for delirium may reverse condition and prevent permanent ___
damage
Interventions during the initial acute stage of delirium:
- Establishing medical stability
- Minimizing stimulation
- Maintain consistency in care
- Prevent harm to self & others
- Support and make realistic expectations
T/F: Several coexisting factors can be responsible for delirium.
True
Dementia is __ and __.
irreversible and progressive
For dementia, the __ in cognitive function affects memory, orientation, reasoning, attention, language, and problem solving.
impairment
Dementia is caused by ___
Damage or injury to the brain
4.5 million older adults are affected, 5% older adults
dementia
Most common form of dementia
Alzheimer’s disease
Changes in the brain with Alzheimer’s:
- __ __ containing beta-amyloid protein
- Neurofibrillary __ in the cortex
- Loss of degeneration of __ and __
- Changes in ___ systems
Neuritic plaques
tangles
neurons and synapses
neurotransmitter
Possible causes of Alzheimer’s:
Genetics Environmental factors Chromosomal abnormalities Free radicals Levels of aluminum & mercury in brain Slow-acting virus