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48 Cards in this Set

  • Front
  • Back
What is normal with language and healthy aging?
1. Anomia increases
2. Vocab stable/increases
3. Sentence structure becomes simpler
4. Deficits in working memory & comprehension d/t prebycusis
5. Reading/writing, motoric & visual perceptual impact
6. Pragmatics (off-topic verbosity)
Cognitive slowing
1. slow processing speed & less accurate on sensory, motor tasks, perceptual & cognitive tasks

2. decreased inhibition- tend to have "cluttered" working memory which leads to poor performance

3. Attention- sustained & divided decreases over time (immediate-little to no difference)
Age-associated memory impairments
- 50 + y/o
- Gradual onset w/out sudden worsening in recent months
- Memory test performance is at least 1 SD below mean

- ~84% of older population does NOT experience measurable decrease in memory function
What NOT impaired in memory with normal aging?
Less impairment in:
- Semantic
- Procedure
- Immediate
- Remote
- Recognition
What type of memory is typically impaired in with normal aging?
- Episodic memory!!
- Recall

Difficulty retrieving recent learned info in a recall format
Which age population uses bottom-up vs. top-down processing?
Bottom up- younger adults

Top down- older adults
What is PRESBYOPIA?

CATARACT?

GLAUCOMA?

MACULAR DEGENERATION?
PRESBYOPIA: Reduced ability of older eye to accommodate or adjust focus to see objects clearly at any distance

CATARACT: decrease in len's transparency

GLAUCOMA: build up of pressure w/in eye

MACULAR DEGENERATION: impaired central vision (aka blind)
What is Post Traumatic Amnesia?
PTA= Length of time post onset where NO new learning occurs

It includes the period of coma & extends until the pt's attention & memory for ongoing events becomes reliable, consistent & accurate
Galveston Orientation and Amnesia is a common scale to evaluate?
PTA (post traumatic amnesia)
Glascow Coma Scale assesses?
Assessment of Orientation, Awareness & Responsiveness

Scores range fom 3-15
What does ATTENTION involve?
Capacity (attend to info) & Control (focus on info)
What is focused attention?
Ability to respond directly to an auditory, visual or tactile stimulus
What is sustained attention?

How can you evaluate it?
Ability to maintain a consistent level of response performance over time on a continuous/repetitive activity

Consists of:
1. Vigilance
2. Mental control or Working Memory

Evaluated by:
- Digit span backwards
- Letter cancellation tasks (normal if 4+ recalled)
What is a formal tx method for sustained attention?
Attention Process Training Program (APT)

- Repetitive stimuli of targeted type of attention thru use of progressively more difficult tasks will lead to improved attention
What is selective attention?

How can you evaluate it?
Ability to maintain a given level of responding in the presence of distracting competing stimuli

Stroop Test- word "red" may be printed in green ink & pt must respond with "green"
What is alternating attention?
Ability to shift the focus of attention back and forth between two or more tasks while maintaining a given level of response
What is a formal assessment for alternating attention?
Symbol-Digit Modalities Test:
pt writes numbers that correspond to various geometric symbols using a reference table (cancellation tasks)
What is divided attention?
The capacity to attend to and respond to two or more tasks/items simultaneously

ex. driving a car, cooking
What formal assessment can we use to test divided attention?
(PASAT) Paced Auditory Serial Addition Test:
pt listens to a series of numbers. They add the first two numbers they hear and tell you sum as other numbers continue to be presented at specific rate...
What is Attention Process Training (APT)?
Theoretically based tx for the 5 levels of attention processing (sustained, selective, alternating, divided)

Designed for pts w/ TBI (mild-severe)
Rancho Scale I
True coma;

No response to external stimuli
Rancho Scale II
Semi-coma;

Generalized response (gives same behavior response for any time or stimuli)
Rancho Scale III
Localized but purposeful response;

Some differential responding to stimuli, OCCASIONALLY follows a command
Rancho Scale IV
Confused and agitated;

Disoriented to time, place, & circumstance of hospitalization;

May become agitated/aggressive from overstimulation

Pt has severe memory, attentional, and reasoning/problem solving deficits
Rancho Scale V
Confused but NOT agitated;

Remain disoriented to time and sometimes place/circumstance;

Able to respond to simple commands and can do most routine/simple ADLs WITH supervision;

Memory and new learning is SEVERELY impaired
Rancho Scale VI
Confused but APPROPRIATE;

Most problems result from impaired recent memory (new learning);

Impaired attention skills, poor safety judgement, and poor executive functioning

Can complete ADLS with LESS supervision however pt con't to need 24 supervision d/t poor judgement & occasional confusion
Rancho Scale VII
Automatic appropriate responses

Pt is oriented to time/place consitently

Can complete ADLs WITHOUT supervision

BUT they may continue to have some difficulty w/ new learning, problem solving, and judgement which can make going-back-to-work difficult and being independent
Rancho Scale VIII
Purposeful appropriate responding, characterized by some significant improvement in new learning, reasoning skills, safety judgement, and independence.

Although pt usually don’t need supervision they may cont to have focal memory problems, poor stress tolerance, and difficulty with higher level problem solving
What is working memory?
Working memory= sensory reception to short term

Ability to store and manipulate info for the first 0-30 secs after registration

Mechanism for short-term holding and computational processes

Includes both immediate aspects of simple attention and more complex manipulation that is needed to hold and process info simultaneously
What is the phonological loop of working memory? Visuospatial sketchpad? Central Executive?
Phon Loop: Storage of speech material for about 2 secs

Visuospatial sketchpad: visual analog of the phonological loop

Central Executive: allocates mental resources to different tasks (most important but not very understood)
What is short-term memory?
- Info from Sensory Register selected for further processing is transferred to STM (Paying attention to info is enough to transfer it)
How is long term memory stored? (in contrast to STM)
LTM differs from STM in four major ways:

1. The form in which information is stored in memory

2. The way in which information is recalled

3. Reasons that forgetting occurs

4. Physical location of these functions in the brain
What is procedural memory?
"i remember how to play the guitar"
What is semantic memory?
"i know what a guitar is"
What is episodic memory?
"i remember buying my first car"
What is remote memory?
General/biographical info
What is retrograde amnesia
Refers to the last thing that happened before their accident
Damage to memory circuit (prefrontal lobe, amygdala, hippocampus, inferior temporal lobe, thalamus) does NOT produce problems which type of memory?
REMOTE (biographical)
What's a formal assessment for memory?
Wechsler Memory Scale (WMS)

tests:
- auditory immediate
- visual immediate
- immediate memory
- auditory delayed
- visual delayed
- auditory recognition delayed
- general memory
- working memory
What formal assessment tests memory in everyday situations?
The Rivermead Behavioral Memory Test (RBMT)
Convergent thinking
recognition of info that is relevant to a central theme or point (or analyzing the available info and concluding what is the main point or idea).
Example: reading an editorial and recognizing
the overall point of view of the editorialist.
Divergent thinking
the ability to generate a
variety of items or ideas (“animal naming”, multiple solutions to a px); includes thought production and the generation of unique abstract concepts or hypotheses
Abstract thinking
typically assessed by having
the person explain proverbs or idioms; the ability to transcend the immediate environment, to appreciate different aspects of the situation or problem, and to think symbolically.
What are some formal assessments for problem solving and reasoning?
1. Ravens Progressive Coloured Matrices

2. Category test

3. Proverb test
Whats involved with right hemisphere damage?
- Attentional deficits (including orienting)

- Neglect on Left side

- Unawareness of illness

- Visuoperceptual deficits

- Cognitive and communication deficits

- Affective and emotional deficits
Whats are some communicative deficits with right hemisphere damage? (7)
- Abruptness

- Attentional deficits

- Visuoperceptual deficits

- Lack of self-awareness

- Affective and emotional deficits

- disruptions in forward flow of speech ; word finding difficulties, perfunctory or repetitive

- Prosody and word stress
What is anosognosia?
Lack of knowledge or awareness of disease
When a pt can't learn new information, they have _________ _________.
Anterograde amnesia