Cognition Flashcards
Is substantial memory loss normal in the ageing process?
No - reflects underlying pathology
What is often the most prominent feature of early dementia?
Memory loss
Other than memory loss, what other early symptoms of dementia may be observed by an observe?
Impairment in other cognitive function domains
Personality changes
Behavioural disturbances
How does the prevalence of dementia change with time?
Roughly doubles every 5 years after age 60
What is the prevalence of Alzheimer’s disease in people aged 75 and over?
Nearly 2/3
What is cognition?
Mental processes involved in
- Knowledge acquisition
- Comprehension
- Application
What are the major domains of cognition?
Memory
Language
Executive function
What is memory?
Ability to store, retain, and retrieve info
What is a key component of memory?
Attention
What is attention?
Ability to selectively concentrate on one element of surrounding environment to exclusion of other elements
What is language?
Ability to comprehend and use expressions to communicate
What are the skills involved in language?
Listening
Speaking
Reading
Writing
What does executive function involve?
Organise info
Plan ahead
Use judgement and reasoning
