cognitive disorders Flashcards
(38 cards)
what is a cognitive disorder
due to?
cognitive function impaired due to biological cause
what defines a mild neurocognitive disorder
modest cognitive decline that does not interfere with capacity for independence in every day activities
what defines a major neurocognitive disorder
significant cognitive decline that interferes with independence in every day activities, at a minimum requiring some assistance
what is alzheimers
2 major side effects
gradual loss of memory and intellectual function
personality change
death
what is probable alzeihmers disease
evidence of
family history/ genetic testing
OR
gradual steady decline in memory and cognition with no mixed etiology (other reasoning)
what is possible alzeimhers disease
if there is no family history of the disease
AND
gradual steady decline in memory and cognition with no mixed etiology (other reasoning)
what are 2 biological causes of Alzheimers
buildup of beta amyloid plaque
tau protein tangles
what is one treatment of alzheimers
what does the neurotransmitter do
raising acetylcholine levels to slow progress
memory transmitter
what is a traumatic brain injury
physical brain injury
what can a traumatic brain injury lead to
chronic traumatic encephalopathy
what are the causes of amnestic disorders
biological
what are the causes of dissociative amnesia and dissociative fatigue
psychological
what is anterograde amnesia
inability to form new memories
what is retrograde amnesia
inability to recall past memories
which type of amnesia is more common
anterograde amnesia
what type of memory is most likely to be lost
episodic
what type of memory is least likely to be lost
procedural
what is hypoxia
loss of oxygen to the brain
what is infarction
blockage of blood supply to the brain
what is Korsakoff sydrome
caused by thiamine (vitamin) deficiency
who is Clive wearing
what types of amnesia did he have
what was the cause
what type of memories did he not have
most documented case of amnesia
anterograde and retrograde
herpes simple encephalitis
episodic
what is aphasia
inability to produce or comprehend language
what is global aphasia
person can produce little language and understand almost none
what is brocas aphasia
impairment limited to production of language
