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64 Cards in this Set
- Front
- Back
inhalation to exhalation ratio for passive breathing
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1:1
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inhalation to exhalation ratio for speech breathing
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1:6
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motor planning
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defining and sequencing articulatory goals: cortex
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motor programming
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preparing flow of motor info across muscles: cortex
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motor execution
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activating relevant muscles during speech: outside CNS
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apraxia
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disorder of speech that is not due to weakness or paralysis of speech muscles
person knows what they want to say but can't say it correctly |
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what type of motor error is apraxia associated with?
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motor planning and programming
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dysarthria
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disorder of speech due to paralysis, weakness, or inability to coordinate the muscles needed for speech production
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what type of motor error is associated with dysarthria
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motor execution
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salient features of apraxia
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inconsistent errors
articulatory groping intelligible speech voluntary speech most affected errors of complication sound substitutions/ distortions |
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salient features of dysarthria
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errors consistent
sounds slurred, slowed, harsh, quiet or uneven unintelligible speech errors of simplification |
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dysphagia definition
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disorder of swallowing
classified by phase affected can have breakdown in any or all phases symptom not a disease |
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four stages of swallowing
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oral prep
oral pharyngeal esophageal |
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oral prepatory phase
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-starts when food/liquid enters mouth
-lip seal maintained -mastication if solid food -form bolus |
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oral phase
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-starts as tongue propels bolus back
-sides and tip of tongue hold bolus lasts 1 to 1.5 seconds |
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pharyngeal phase
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-begins at back of mouth when swallow reflex is triggered
-bolus moves through pharynx -epiglottis deflects -vocal fold adduct |
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esophageal phase
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-starts when bolus passes cricopharyngeal junction
-bolus moves through esophagus into stomach via peristalsis (wave movement) |
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breathing in oral prep stage
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through nose
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breathing in oral stage
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through nose
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breathing in pharyngeal stage
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not breathing
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breathing in esophageal phase
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breathe normally
through nose |
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penetration
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food enters larynx but not the trachea
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aspiration
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food enters larynx and trachea
more dangerous than penetration |
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most dangerous part of swallow?
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pharyngeal phase
food can enter the airway |
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results of aspiration
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can lead to food blocking airway (choking)
can lead to food entering lungs (aspiration pneumonia) (common cause of death for degenerative diseases) |
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two diseases that always result in dysphagia
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Alzheimers
ALS |
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FEES
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fiber-optic endoscopic examination of swallowing
scope up nose and through back of throat video of swallowing |
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MBS
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modified barium swallow study
x-ray of head and neck |
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dominant language hemisphere
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left for majority of population
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Broca's area location and function
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-frontal lobe
-fine coordination of speech output -processing and understanding syntax |
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Wenicke's area location and functions
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-temporal lobe
-warehouse of meaning -critical for language comprehension |
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aphasia
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language disorder that occurs AFTER language has been lerned
-results from neurological injury -affects all language modalities |
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language modalities
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reading comprehension
auditory comprehension written expression verbal expression |
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two types of strokes
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blockage
bleeding |
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wernicke's aphasia type and lesion site
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-fluent
-temporal lobe |
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wernicke's aphasia verbal expression
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-word retrieval problems
-jargon (empty speech) -neologisms (use fake words) -unaware of errors -no unilateral paralysis -paraphasias (substitute wrong words) |
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wernicke's aphasia auditory comprehension
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mild to severely impaired
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wernicke's area reading comprehension
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mild to severe
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wernicke's area written expression
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parallels verbal expression
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Broca's area type and lesion site
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-non fluent
-frontal lobe |
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Broca's aphasia auditory comprehension
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-reduced for complex info
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Broca's aphasia reading comprehension
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parallels auditory comprehension
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Broca's aphasia written expression
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parallels verbal expression
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Broca's aphasia verbal expression
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-telegraphic speech (content words only)
-slow, effortful articulation -reduced phrase length -word retrieval problems -aware of errors -unilateral paralysis |
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Broca's aphasia auditory comprehension
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-reduced for complex info
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Broca's aphasia reading comprehension
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parallels auditory comprehension
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Broca's aphasia written expression
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parallels verbal expression
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global aphasia location
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multiple lobes in left hemisphere
-prognosis poor |
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global aphasia verbal expression
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-stereotypic speech output
-very little functional output -may or may not occur with dysarthria or unilateral paralysis |
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global aphasia auditory comprehension
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severely to profoundly impaired
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global aphasia reading comprehension
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severely to profoundly impaired
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global aphasia written expression
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severely to profoundly impaired
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Traumatic Brain injury
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neurological damage to the brain due to impact of external forces
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head injury
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trauma that leads to injury of scalp, skull, and/or brain
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open-head injury
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skull and meninges penetrated
-gun shot wound |
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closed head injury
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skull and meninges intact but brain is jostled
-MVAs, falls, abuse, assault more common |
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diffuse injury
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-several areas involved
-MVAs, falls, severe assaults, sport injuries |
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focal damage
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confined to small area at site of impact
-gunshot wound, hits to skull |
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coup
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primary impact, first place brain hits
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contrecoup
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secondary impact
second place brain hits from bouncing back -more damage to this area |
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three groups with highest prevalence of TBIs
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toddlers: falling and child abuse
teens: MVAs and assault elderly: falls |
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gender with highest prevalence of TBI
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male
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list cognitive deficits with TBI
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-orientation
-attention -memory -reasoning and problem solving |
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list communication/language deficits of TBI
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aphasia
apraxia and/or dysarthria dysphagia pragmatic issues |