Attention/Perception Flashcards
(25 cards)
what is lateralization?
different sides of the brain are used for different things
what are common symptoms for a right hemispheric stroke?
hemispatial neglect or inattention
deficit and/or neglect of left visual field
what are common symptoms of a left hemispheric stroke?
aphasia, Alexia, agraphia, apraxia
slow and cautious behaviour
what are common signs and symptoms of mCA strokes?
contralateral semi-spatial neglect or inattention
what side of space does the right hemisphere pay attention to?
both the right and left sides of space
what side of space does the left side of the brain pay attention to?
only the right side of space
unilateral neglect is most common when there is damage to which side?
right
what is unilateral neglect related to a deficit in?
attention
when people first have a stroke do they know they have neglect?
no, there is a denial of symptoms
is neglect just visual?
no its smell, audition, sensation as well
does visual imagery show neglect?
yes- people with neglect will only describe the right side of their home if asked to describe it
what is a major predictor of poor recovery for ADL?
unilateral neglect
what percentage of people with neglect have anosognosia?
20-58%
what motor component does the individual not use post stroke?
individual does not use affected limb according to their available motor control
what 3 types of neglect are there?
personal neglect (shave one leg)
peri-personal neglect (draw half of a flower, eat one side of plate of food)
extra-personal neglect (people walking into walls, cannot turn left)
usually people have all 3
what is egocentric neglect?
you are the centre of the world and you are neglecting everything on the left
what is stimulus-centered or allocentric neglect?
you are neglecting the left side of each stimuli
if we are assessing with neglect in mind what should we use?
activity analysis
standardized tools
what is a standardized neglect assessment?
SNAP: Sunnybrook neglect assessment procedure
before we can address that someone has neglect using an assessment, what do we need to do first?
ensure their vision and somatosensation is intact
what is an example of activity analysis to assess neglect?
someone puts one sleeve of shirt on
what are interventions for neglect based on?
based on whether the person has awareness of their deficits
what are remediation strategies for neglect?
scanning training (put a visual anchor on left hand side of a page)
lighthouse strategy
client has to be aware they have neglect or they won’t work
what re some compensation strategies for neglect?
present important things on the right hand side
rotate a persons chair 45 degrees to the left
put “call bell” on the right
important conversations occur on the right hand side
