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RHD

PSYC370C- Right Hemisphere Disorder

TermDefinition
Right Hemisphere - functions include: - arousal & attention - visual perception - emotional expression & experience - temporal order perception - musical harmony perception - specific aspects of communication
RHD Causes - RH ischemic or hemorrhagic strokes - traumatic brain injury - neoplasm or tumours - infections
Attention deficits - arousal - sustained attention - selective attention - interfere with visuospatial perception - conversation skills - comprehension of spoken & written info
Hemi-spatial neglect - reduced sensitivity to/awareness of stimuli on one side of body/space - reduced sensitivity to the left side of space for own & others' faces, drawings, objects on left side, clothing, written info, own limbs, & food
Facial Recognition Deficits - aka Prosopagnosia - associated with posterior RH damage - difficulty recognizing familiar faces - difficulty naming famous faces - Capgras syndrome (rare); think family are imposters (unable to identify)
Visuospatial & Construction Deficits - difficulty recognizing line drawings (especially is distorted or layered) - difficulty copying geometric shapes - difficulty recreating block designs from drawings (ex. 2D to 3D transitions)
Disorientation - primarily to their location in space & body image - can become lost in familiar surroundings, but usually find their way back - can have difficulty interpreting maps - can be confused about geographic location
Confabulation - filling in memory gaps/misperceptions with statements that are untrue (make something up bc they don't know) - people with RHF might mask their own difficulties
Communication Difficulties - difficulty in recognition/comprehension/expression of emotions, convo skills, cohesion in conversational & narrative discourse, distinctions b/n trivial/irrelevant info, comprehension of implied info, interpreting metaphors & idioms, & planning
Mini Inventory of Right-Brain Injury - visuospatial/visuoperceptual & attentional processes - lexical knowledge processing - affective processing - general behaviour (visuospatial skills, receptive & expressive prosody, inferencing & metaphors, scanning & tracking)
RIC Evaluation of Communication Problems in Right Hemisphere Dysfunction 3rd Ed - visual scanning & tracking - orientation & attention - metaphors - pragmatics
Right Hemisphere Language Battery 2nd Ed - comprehension of metaphors & implied info - appreciation of humour - discourse analysis (ex. turn taking, greetings) - emphatic stress production
Montreal Protocol for the Evaluation of Communication - conversational discourse - comprehension & expression of emotional prosody - comprehension of indirect requests - deficit awareness
Ross Information Processing Assessment Geriatric 2nd Ed - listening comprehension - information recall - event memory (immediate & recent) - reasoning, problem-solving - category vocabulary
Revised Token Test - provides info about attention allocation - norms provided for people with RHD
Verbal Fluency - attentional task - norms provided for healthy adults
Discourse Comprehension Test-2 - ecological validity of stories - comprehension of main ideas vs. details - comprehension of stated vs. implied information - norms provided for people with RHD
Aprosodia Battery - having difficulty with prosody of language - assesses ability to identify & discriminate sentences using different affective prosody patterns - no info on validity or reliability (Blake, 2018)
Prosody-voice Screening Profile - assesses use of phrasing, rate of speech, stress, fundamental frequency, vocal loudness, etc. in spontaneous utterances
Comprehensive Affect Testing System - facial expression - linguistic & emotional prosody - no information on validity, reliability weak (Blake, 2018)
Florida Affect Battery - facial expression identification - emotional prosody identification - emotional prosody to facial expression matching - validity & reliability 'OK' (Blake, 2018)
Created by: mariablv1999
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