Exam (elaborations)
PSYCH 140 MODULE 8 PORTAGE LEARNING
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PSYCH 140 MODULE 8 PORTAGE LEARNING
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PSYCH 140 MODULE 8 PORTAGE LEARNINGlate aduldhood - Answers-starts in 60's, can be the longest age grouping in one's life if
an individual lives to old age
Do most older adults develop dementia? - Answers-No, It is not a normal part of aging.
Only a small percentage of 65-to-75-year-old people have a neurocognitive disorder.
However, this number increases with age (50% of individuals 85 and older have a
neurocognitive disorder)_
What are some causes of neurocognitive disorders? - Answers-various diseases,
severe drug/alcohol abuse, stroke, or progressive deterioration caused by a variety of
factors
free radical theory - Answers-theory of aging that states that free radicals triggered by
certain environmental contaminants might be linked to various diseases and maladies
that coincide with aging. Accumulating free radicals over time might be associated with
problems such as cataracts and arthritis
Cellular theories of aging - Answers--Free radicals
-Hayflick Limit
Hayflick Limit Theory - Answers-states that human adult cells have a limited number of
times that they can divide (approximately 20). After this limit is reached, the cells will
begin to die.
programmed cell death theories - Answers-focus on how cells appear to be designed to
self-destruct in our genetic code. A variety of processes contribute to this programmed
cell death, and many of the diseases associated with aging, such as osteoporosis and
Alzheimer's, have evidence of being at least partly caused by these processes.
Subtypes of neurocognitive disorders - Answers-Parkinson's disease, Alzheimer's
disease, traumatic brain injury, substance/medication induced, a prion disease,
neurocognitive disease due to HIV, cognitive declines due to vascular disease
Symptoms of neurocognitive disorder caused by Parkinson's: - Answers-anxiety,
depression, hallucinations, personality changes
Prion diseases - Answers--Creutzfeldt-Jakob disease—rapidly progressive dementia,
typically sporadic (some familial forms).
-Bovine spongiform encephalopathy (BSE)—also known as "mad cow disease."
-Kuru—acquired prion disease noted in tribal populations practicing human cannibalism.
What percentage of individuals with HIV have symptoms for at least a mild
neurocognitive disorder? - Answers-approximately 25%
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