Shared Flashcard Set

Details

Aphasia Exam 1
Ardila
237
Other
Graduate
02/03/2009

Additional Other Flashcards

 


 

Cards

Term
Aphasia is a disorder that results
Definition
from damage to language center of the brain
Term
Aphasia is a deficit in
Definition
Verbal Communication due to brain damage
Term
Aphasia is an acquired loss of what due to what
Definition
language due to cerebral damage
Term
Aphasia is characterized by (3)
Definition
errors in speech, impaired comprehension, and word finding difficulty
Term
Paraphasias
Definition
errors in speech
Term
anomia
Definition
word-finding difficulty
Term
aphasia is an ___ disturbance in
Definition
acquired disturbance in oral language
Term
When does aphasia appear
Definition
During langauge development (childhood) or after the language acquisition has been completed
Term
2 different types of abnormalities in child language
Definition
Developmental dysphasia and childhood aphasia
Term
A delay or disorder in the normal language acquisition
Definition
developmental dysphasia
Term
an impairment in language due to an abnormal brain condition before the acquistion of language has been completed
Definition
childhood aphasia
Term
How was language interpreted before Broca
Definition
Roman references, 18th century examples, Bouilaud, ALorat, Gall
Term
The 1st known reference to a loss of language cuased by brain damage
Definition
Egypt 3,500 bce
Term
Valerius Maximum
Definition
Roman empire - Traumatic alexia - suffered head infury had difficulties in reading
Term
18th century publications
Definition
anomia & jargon(Gesner), agraphia (linn) preserved ability to sing (Dalin), dissociation in the ability to read different languages (gesner)
Term
Bouillaud
Definition
1825-2 types of language disturbances, 1 artic and the other amnesiac (roughly corresponding to the motor/sensory type of aphasia
Term
Lourdat
Definition
1843 proposed a similar distinction to Bouillaud
Term
Franz Gall
Definition
end of 18th c; phrenlogy:cerebral hemispheres are composed by independent organs that support different intellecutal and moral characteristics
Term
In a person with a special ability
Definition
corresponding brain portion was bigger. Intellect depended on brain ability
Term
Language depends on the ____aspect of what lobes
Definition
orbital aspec of the frontal lobes
Term
Paul Broca
Definition
April 18, 1861 presents at the anthropological society of paris the case of patient tan. Broca oberved that he has lost the language (aphemia) as a result of a frontal lestion, the ability to speak in consequence could be localized in the frontal lobe
Term
aphemia
Definition
loss of language became aphasia
Term
Wernicke
Definition
1874, describes a 2nd type of language impairment due to left temporal damage. Patien couldn't understand spoken languages.
Term
Marie
Definition
There is 1 type of aphasia; wernicke aphasia. Broca aphaisa is an anarthria plus some aphasic sypmtoms, depending upon the extension of the damage
Term
Marie's quadirlateral space
Definition
Anterior:ventricle>caudate.putamen.internal capsule.thalamus::Posterior Damage to this area dysarthria not aphasia.
Term
Marie proposed coritcal damange
Definition
involving practically basal ganglia resulted in articulation defect (dysarthria or anarthria)
Term
Dejerine 1914
Definition
intro a language area in brain, including the partially frontal, temporal & parietal lobes of the left hemisphere; area around sylvain fissure in left hemisphere
Term
Was Dejerine idea accepted
Definition
yes
Term
According to Dejerine damage results in ____, outside area results in ____
Definition
aphasia; cortica aphasia
Term
Name the 8 left hemisphere langauge related disturbances
Definition
Aphasia, Alexia, Agrafia, Acalculia-calculation ability, Ideomotor apraxia, Semantic amnesia, Verbal aud Agnosia - speech, agnosic alexia
Term
Name the right hemisphere language related disturbances
Definition
Aprosoida-prosdy; spatial alexia-difficulty reading; spatial agraphia-writing; spatial acalculia; Constructiona apraxia; episodic amnesia-memory lost nonverbal; non verbal aud. Agnosisa -sounds; prosopagnosia - faces
Term
acalculia
Definition
Calculation ability
Term
Verbal aud. Agnosia
Definition
speech
Term
Spatial Alexia
Definition
difficulty reading
Term
Spatial agraphia
Definition
Writing
Term
Episodic amnesia
Definition
memory lost nonverbal
Term
non verbal aud. agnosia
Definition
sounds
Term
Prospagnosia
Definition
faces
Term
Luria
Definition
most influential in aphasia proposed different classification. Most important is to find out why patient cannot normally understand or speak langauge. The specific level of language process is impaired
Term
Name the 7 proposed aphaisas
Definition
Acoustic-agnostic; acoustic-amnesic; amnesic; semantic; motor afferent; motor efferent; dynamic
Term
Acoustic-agnostic
Definition
phoneme discrimination
Term
Acoustic-amnesic
Definition
verbal memory
Term
Amnesic
Definition
Semantic structure of words
Term
Semantic
Definition
Understanding logic-grammatical structures
Term
Motor Afferent
Definition
Articuleme discrimination
Term
Motor efferent
Definition
Defects in the kinetic structure of speech
Term
dynamic
Definition
Verbal initiative
Term
Norman geschwind
Definition
1960's publishing. human cerebral disconnection syndrome. human brain: left-right asymmetries in temporal speech region
Term
Frank Benson
Definition
60-80's in boston group of apashia with Norman Geschwind - retakes Wernicke's ideas during 19th centruy
Term
harold Goodglass
Definition
most influential in US in therotical, assesment and rehab. 1 0f 2 authors of major aphasia battery: boston diagnostic aphasia examination
Term
The Boston group propoesed that aphasia can be distinguished according to 3 variables
Definition
Fluency, repetition, and understanding
Term
Non fluent ; repetition poor
Definition
Understanding poor Global
Understanding good Broca
Term
Non fluent; repetition good
Definition
Understanding poor Mixed transcortical
Understanding good Motor Transcortical
Term
Fluent; Repetition poor
Definition
Understanding poor Wernicke
Understanding good Conduction
Term
Fluent; repetition good
Definition
Understanding poor Sensory Transcortical
Understanding good Anomic
Term
What are the Perisylvain pre-rolandic and post-rolandic types
Definition
Pre: Broca Type I and Broca Type II
Post: Conduction, Wernicke type I and II
Term
What are the Extrasylvian pre-rolandic and post-rolandic types
Definition
Pre: Motor Type I and II
Post: Sensory Type I and II
Term
Neurolinguistics and Psycholinguistics Approach
Definition
70-90's a difference in aphasia was observed. From cognitive psychology. Models of normal & abnormal language. Special emphasis on alexias and agraphias
Term
During the last decade the approach most impacting
Definition
Neuroimaging
Term
Functional Images
Definition
PET MRI
Term
Computerized acess technology application
Definition
to find anatomical correlations for aphasic symptoms
Term
List 2 influential books in Neuroimaging
Definition
Localization and neuroimaging in neuropsychology by Kertesz (1)
Lesion analysis in neuropsychology by H. Damasio & A. Damasio (2)
Term
What is the usual procedures in neuroimaging
Definition
to have standard templates of brain to find those areas related with langauge areas. With CT you could see lesion which are darker
Term
Phonological fluency
Definition
2 areas active in temporal and frontal lobe
Term
seamantic fluency test
Definition
area used only temporal lobe
Term
Aphasia usually associated with damage in which hemsiphere
Definition
left
Term
Percentage of left-handers
Definition
2-12%; 11.6- England; 10.4-Canada; 10.5 female and 13 men in USA; less than 1 in Korea; 9- germany; 6.7-mexico; 3.1-japan; colmbia 7.3 F and 9.4 M
Term
Info on right handers
Definition
98-99% aphasia left hemisphere damage
1-2% aphasia right hemisphere damage
Term
Left handers and aphasia
Definition
70% left hemisphere; 15% right hemisphere; 15% either; have more bilateral representation of language then right-handers
Term
Delay in (failure in normal) langauge acquisition developmental dysphasia, not aphasia - because it is loss of language because of brain patholgy
Definition
dysphasia - can be expressive and sensory; expressive language disorder & Mixed receptive-expresive langauge disorder
Term
Childhood aphasia - 3 characteristics
Definition
Loss of language of child while learning; depend on the age, more expressive
Term
Aphasia in polyglots
Definition
depneds upon the type of bilinguism
parallel- same in all languages
disassociated -different
Term
Aphasia in illiterates
Definition
Large population 20-25%. 100yrs ago 50%. Aphasia in cases of left-hemisphere pathology; less severe- as if learning to read and write results in a more prominent lateralization of language
Term
Brain area corresponds to the
Definition
'Sylvain fissure in the left hemisphere damage will be associatged with major aphasic syndromes are broca, werenicke, and conduction aphasia
Term
Damange in surround areas results in
Definition
trans cortical or extra sylvain aphasia
Term
Pathologies that affect the nervous system
Definition
vascular disorders, Traumatic head injury; neoplasms, infections, degenerative conditions, developmental diseases, metabolic diseases, nutritional diseases, drug and chemical agents
Term
Etiologies of Aphasia
Definition
vasular disorders, traumatic head injury, neoplasms, infections, degnerative conditions
Term
About ____of patiens with stroke present aphasia
Definition
one third
Term
Stroke facts
Definition
500,000 new cases every year; 10% die; 80% surivive, 50% 10 year survival
Term
See Copehhagen aphasia study 270 stroke patients
Definition
Term
Risk Factors for vascular disorders (stroke)
Definition
hypertension, age, cardiac disease, diabetes, contraceptive, obesity, smoking
Term
Cerebrovascular disease refers to any
Definition
impairment in the normal brain function due to any pathological condition of the blood vesels; walls of the vessels, accumulation of materials, changes in permeability or rupture
Term
Stroke is a type of
Definition
cardiovasuclar disease that affects the arteries leatding to and within the brain
Term
A stroke occurs when a
Definition
blood vessel that carries oxygen and nutrients to the brain is either bloced by a clot or bursts. brain doesn't ge oxygen and starts to die
Term
What is the symptomatology of vascular disorders
Definition
A sudden neurological deficit (hemiplegia, aphasia) is observed. In severe cases is asssoc. with coma. The development of the neurological deficit may take seconds to eve days devending upon the type of CVA
Term
Loss of consciousness is frequent with what type of CVA
Definition
hemorrhagic CVA, but infrequent in ischemic
Term
As a result of decreasing in edema and diasquisis
Definition
symptomatology is progresively reduced to focal sequelae. The neurological or neuropsychological deficit reflects the site and the size of the lesion.
Term
Types of Occlusive (Ischemic) Stroke
Definition
Thrombois and Embolism
Term
occlusion of a vessel from a clot attached to an overgrown vessel wall
Definition
thrombosis
Term
Occlusion of a vessel by material floating in arterial system
Definition
embolism
Term
Bleeding in the cerebral tissue
Definition
Hemmorhage
Term
Different kinds of hemorhage
Definition
Subarachnoid, Intracerebral, and Arteriovenouse malformations
Term
Bleeding within the brain
Definition
Intracerebral hemmorrhage
Term
Anamolis pattern of artery continuation that could bleed
Definition
arterovenouse malformations
Term
To posterior part of the brain, brain stem, and cerebellum
Definition
Vertebral-basilar system
Term
To anterior part of brain divided by middle cerebral artery and anterior cerebral artery
Definition
Carotid system
Term
Circle of Willis
Definition
Basilar arter divided into the 2 posterior communicating arteries; the carotid artery results into the anterior cerbreal artery and the middle cerebral artery; 2 comm. arteries; anterior communicating arter - the right and left anterior coumunication artery and posterior communicating artery - communicating carotid system and vertebral-basilar system
Term
Main Trunk of the left middle cerebral artery
Definition
Global Aphasia - most of the brain
Term
Orbitofrontal; pre-rolandic
Definition
Broca aphasia
Term
Rolandic
Definition
Dysarthria
Term
Parietal anterior
Definition
Conduction aphasia
Term
Posterior parietal, angular
Definition
Sensory extrasylvian
Term
Temporal lobe
Definition
Wernicke aphasia
Term
Perforating
Definition
Dysarthria, subcortical aphasia
Term
Anterior cerbral artery
Definition
Aphasia of the supplementary motor area
Term
Posterior cerebral artery
Definition
Alexia w/o agraphia
Term
Other symptoms of mild TBI
Definition
headache, confusion, lightheadness, dizziness, blurred vision or tired eyes, ringing in the ears, bad taste in the mouth, fatigue or lethargy, change in sleep patterns, behaviorl or mood changes and trouble with memory, concenration, attention, or thinking
Term
Symptoms of moderate or severe TBI
Definition
headache worsens or does not go away, vomiting, convulsions or seizures, inabilty to awaken form sleep, dialtion of one/both pupils, slurred speech, weakness or numbness in the extremities, loss of coordination, and increased confusion, restlessnes, or agitation
Term
6 possible productions of TBI
Definition
Direct damage to the brain, interrupt cerebral blood flow, hermorrhages and hematomas, swelling (edema), infenction/Meningitis, epileptic focus- focal damage in the brain a scar will be observed
Term
2 types of TBI
Definition
closed - concussion and contusion; open-penetrating - fracture of skull, rupture of meninges
Term
Discuss contusions
Definition
bruise of the brain. softening with puncutate and linear hemmorhages in crowns of the gyri and can extend into the white matter ina triangular fashion with the apex in the white matter
Term
Old contusions appear
Definition
brownish stained triangular defectgs in the corex and underlying white matter. they occur on the orbital fronal surfaces and temporal poles in most instances - areas that are most susceptible
Term
Areas most susceptible to TBI
Definition
frontal lobes (orbital), temporal lobe
Term
2 damage effects of TBI
Definition
primary - resulting from the impact to the brain; 2nd - response to injury (edema, hypoxia, hypotension, vasospasm)
Term
Glasgow coma scale
Definition
eval severity of TBI; 13 mild; 9-12 moderate; 8 severe. See Response chart
Term
Recovery of a TBI
Definition
in beginning is rapid and progressively slower around 2 and 3 year no significant recovery anticipated
Term
Outcome and prognosis of TBI denends on
Definition
Age, severity, duration of anmesia
Term
Speech and language characteristics of TBI
Definition
Dysarthria in 1/3 cases (60% acure; 10% long term fllow-up; Most often mixed dysarthria; sub-clincial aphasia (word-finding defects, difficulties with complex language)
Term
What is the Los Ranchos Scale
Definition
Recovery of TBI scale. See slide if you want to see scale responses
Term
AKA Tumor; any growth of abnormal cells, or the uncontrolled growth of cells
Definition
Neoplasms
Term
start in the brain, rather than spreading to the brain from another part of the body
Definition
primary brain tumors
Term
Is a mass of cancerous cells in the brain that have spread from antoher part of the body
Definition
metastic brain tumor
Term
Brain tumors are classified depending on
Definition
the exact site of the tumor, the type of tissue involved, benign or malignant tendiencis, and others
Term
The cause of primary brain tumors is
Definition
unknown. takes up space and compresses
Term
Clinical manifestations of tumors are
Definition
variable and depend upon the site of the tumor. ex. seizures; attention difficulties, headaches, languages changes
Term
Tumors located in the language areas are associated with
Definition
aphasic-type symptomatolgy; the slower the growing the milder the symptomatology. faster=severe
Term
Types of tumors and percentages
Definition
Gliomas 45; Menigioma 15, metastic tumors 10, pituitary adenoma 7, neurinoma 7; craniparyngioma 4, angiomas 4; sarcoma 4; others 4
Term
Infections appear when the body is
Definition
invaded by a pthgenic micro-organism, infectious agents include viruses, bacterias, fungi, and parasites
Term
Infection can affect brain tissue because
Definition
interefere with the cerbral blood flow; alter the metabloc capacity of the cekll or the characeristics of the cell membrane, or chaning its electric properties
Term
The most important aphasic sign in cases of brin infections
Definition
language word finding difficulties
Term
Types of intracraneal infections that produce widespread behavioral symptoms
Definition
herpes simplex encephalitis - affects the temporal lobe and is assoc. with significant memory disturbance; intracerebral abscss-located in specfic areas of the brain which result in different effects
Term
4 types of dementia
Definition
Alzheimer's disease (degenerative); vascular dementia -d ifferent small stroks in the brain; subcortical dementias; other dementias
Term
Symptoms of primary dengerative dementia
Definition
Alzhemier's disease - anomia word finding difficulties, semantic paraphasias, difficulties in complex language; phonological paraphasias; semi-mutism - spontaneous utterances dcrease; dementia; language repetition and grammar are well-preserved. mechanics of reading is also preserved
Term
Progressive anomia and agraphia
Definition
atrophy restircted to left hemisphere in angular gyrus - atrophy will spread resulting in alzheimer's
Term
Alexia
Definition
reading
Term
Agrafia
Definition
writing
Term
ideomotor apraxia
Definition
inability to repeat hand gestures. ie. brushing hair - pretending
Term
motor planning disorder - have physical ability & desire
Definition
apraxia
Term
Agnosic/ Agnosia
Definition
Unable to copy
Term
anatomic images
Definition
cat,mri
Term
Broca location in brain
Definition
posterior frontal lobe; 3 frontal gyrus
Term
Wernicke area in brain
Definition
theory; posterior 2/3 temporal lobe; supieror 2/3 1st and 2nd temporal gyrus
Term
dysarthria
Definition
motor speech disorder
Term
What are the linguistic defects in aphasia
Definition
language deviations,repetition, naming
Term
What are the 6 levels of analysis of language
Definition
Phonetic, phonemic, morphemic, grammatic, semantic, Pragmatic
Term
Phonetic Level example
Definition
/r/ - /R/ pero-perro (phonemic in spanish)
Term
Phonemic level example
Definition
Minimal language sound to convey meaning. Universal 14-40; english 34; spanish 23; place, manner, voiced
Term
Morphemic Level of language
Definition
meaningful language unit; Bound or free;
Term
Grammatic level example
Definition
Grammar rules governing the use of language.
Term
Morphonology
Definition
How to assemble words ex: past tense
Term
Syntax
Definition
How to assemble sentences
Term
Semantic Level Example
Definition
uses different types of sensory modalities; House-visual; flower-visual&olfactory
Term
Pragmatic level of language
Definition
how to use langague; Good Morning Sir
Term
Phonetic impairment is
Definition
Dysarthria, Broca
Term
Phonemic impairment
Definition
Wernicke, conduction
Term
Morphemic impairment
Definition
Broca
Term
Grammatic impairment
Definition
Broca
Term
Semantic impairment
Definition
Extrasylvian Sensory Wernicke
Term
Pragmatic impairment is
Definition
Extrasylvian motor aphasia
Term
Broca aphasia impairments
Definition
agrammatism
Term
Wernicke aphasia impairments
Definition
phonlogical discrimination, verbal amnesia
Term
Conduction aphasia impairments
Definition
repetition defects
Term
Extrasylvian motor impairments
Definition
pragmatic function
Term
Extrasylvian sensory impairments
Definition
semantic relations
Term
What are phonetic deviations
Definition
Broca; misproduced phonemes may lead to a foreign accent
Term
What is phonemic paraphasias and the 4 types
Definition
phonological composition of the word anomalies. May be due to articulatory paraphasias (parietal damage); omissions, additions, displacements, substitutions-pencil example
Term
What is verbal paraphasias
Definition
wrongly selected word
Term
What are the 4 types of verbal paraphasias
Definition
formal-cat;can morphemic-summerly ; semantic cat-dog; unrelated cat-pencil
Term
What are the different types of semantic verbal paraphasias
Definition
same semantic hand-foot; antonym small-big; superordiante cat-animal; environmental proximity pencil-paper
Term
Syntagmatic paraphasias
Definition
paraphasia not only single word. The aquarium of the fish-the cage of the lion
Term
Circumlocutions
Definition
description instead of the word pencil-for writing
Term
Anaphors
Definition
Can't find the word - I took IT
Term
Neologisms
Definition
created word
Term
Jargon
Definition
fluent, well-articulated language output that lacks meaning for the listner. can predominate all these changes; phonemic, semantic, neologistic
Term
Agrammatism
Definition
disruption of the grammtical structure of the language. Broca
Term
Paragammatism
Definition
verbal output that violates the normative rules of morphosyntatic convention. Wernicke
Term
Paragrammatism characteristics
Definition
overuse of grammatical words; erroneous selection of words, absenc of defining limits of the sentences;
Term
What type of aphasias have preserved repetition ability
Definition
extrasylvian (transcortical) aphasias
Term
What type of aphasias have impaired repetition ability
Definition
perisylvian aphasias
Term
Difficulties resulting from verbal memory limitations (repetition)
Definition
anomia
Term
difficulties at the level of phonologica production
Definition
Broca and Conduction
Term
defects in grammer comprehension
Definition
Broca
Term
defects in using complex syntax
Definition
extrasylvian motor aphasia
Term
Most common defect in aphasia
Definition
Naming difficulties
Term
difficlties in finding words associated with circumlocutions and semantic paaraphasias are sometimes observed in cases of
Definition
temporal-occipital damage corresponding to area 37
Term
5 subtypes of word production anomia
Definition
prefrontal anomia; articulatory initiation anomia; articulatory reduction anomia, paraphasic anomia, phonemic disintergration anomia
Term
Difficulties in producing words are observed in cases of fronal lesion
Definition
particulary when braca (brodman area44), supplementary motor area, and the area anterior and superior to the broca's area are involved
Term
fragmentation,name just an element of pictures; perservation; extravagant paraphasias
Definition
Prefrontal anomia
Term
With extravagant parpahasias, what makes a free association
Definition
sylvian motor aphasia
Term
Cannot begin to produce the word. damage in the language motor areas
Definition
articulatory initiation anomia
Term
Paraphasic anomia is found in what aphasia
Definition
conduction
Term
Phonemic disintergration anomia is found in what aphasia
Definition
Wernicke's
Term
Word selection anomia is associated with
Definition
normal lingusitic funcion, normal repetition; nearly normal comprehension; langauge defect is in naming, Inferior portion of the left temporal lobe (area 37)
Term
Area 37 is associated with
Definition
anomic, amnesic, nominal aphasia
Term
Patient not only fails to name objects but also fails to identify the object when name is presented
Definition
semantic anomia
Term
2-way deficit of semantic anomia is associated with damage to
Definition
parietal-occipital, angular lesions
Term
inability to recognize objects
Definition
agnosia
Term
Special froms of anomia
Definition
category specific, modality specific, callosal disconnection
Term
Points on category specific anomia
Definition
specific category is difficult than corresponding categories, syntax specific abstract vs concrete; difficulty to name animals , but easier with non animated objects
Term
difficulties in naming body parts
Definition
autotopagnosia
Term
Problems naming actions
Definition
Averbia
Term
When the corpus callosm is cut
Definition
the right and left hemisphere can't communicate
Term
What areas are associated with broca
Definition
Area 44- well defined; 3rd frontal gyrus
Term
Different names used for Broca Aphasia
Definition
aphemia, efferent or kinetic motor aphasia(luria), verbal aphasia (Wepman); Syntactic aphasia, broca's aphasia
Term
8 Basic langauge charactersitc categories
Definition
Conversation, comprehension, repetition, pointing, naming, reading aloud, reading comprehension, writing
Term
Broca's langauge characteristics that are below normal
Definition
conversation -nonfluent; repetition-abnormal; naming-abn.; reading aloud-abn.; writing abn.
Term
Association neurological signs (Broca's with spastic type of dysarthria=overlap)
Definition
Motor system=often hemiparesis; abnormal articulation Cortical sensory function-normal or abnormal;Praxis-sympathetic, visual field-normal; visual gnosis-normal
Term
Other signs of Broca (indicators)
Definition
Non fluent, poorly articualted speech, effortful; short utterances, Tan-Tan; Agrammatism **; speech apraxia; sometimes foreign accent
Term
What tasks is agrammatism obeserved (Broca)
Definition
Spontenous language, language understanding, repetition, wriing, reading
Term
Verbal articulatory errors (broca)
Definition
syllabic simplification, Anticipation pencil-cencil; perserveration penpil; substitution of fricative f,s, th,x for stops p,t,k
Term
Reading in Broca
Definition
reading comp is better than reading aloud. rdg aloud - same defects of spontaneous language.
Term
Writing in Broca
Definition
difficult to test (hemiparesis - left hand); agrammatism may be more severe; left hand clumsiness
Term
Does type 1 Broca result in broca aphasia
Definition
no; milder language effect; rare only broca area damage
Term
Broca II extends to what areas in the brain
Definition
anterior insula, primary motor area, basal ganglia
Term
What knowledge of Broca did we gain from a CT Scan
Definition
broca area only - mild- decrease fluency and simplifcation of grammer. For real broca's aphasia needs to extend to the motor area
Term
What areas of the brain area associated with Wernicke Aphasia
Definition
not well defined; Corresponds to 1st and 2nd temporal gyrus; 2/3 posterior part of the temporal lobe
Term
Other names for Wernicke Aphasia
Definition
Sensory aphasia, receptive aphasia, cenral aphasia
Term
Below normal langagua characterstics for Wernicke
Definition
Conversation - excess; comprehension, pointin, nameing, reading aloud, rdg comp, writing all abnormal
Term
Most of the associated neurological signs are normal - abnormal
Definition
normal
Term
Characteristics of Wernicke speech
Definition
excessive language; extrea syllables and words, loss of sentence limits, paragrammatism-over use of grammer (opposite of broca), decrease of meaningful words, empty speech
Term
Paraphasias of Wernicke
Definition
Phonological (damage 1 temporal gyrus); verbal (posterior towards temporal occipital area; neologisms, jargonaphasia
Term
Language understanding difficulties of Wernicke
Definition
Increasing the # of words; fatigue phenomenon; changes in conversational topic, increased effort to understand
Term
2 major defects in Wernicke
Definition
phoneme discrimination (type I) - feel others are speaking a foreign language; defects in verbal memory (type II) damage to 1st gyrus
Term
Wernicke defects in reading
Definition
varies depending on damage extended to temporal lobe reading difficulties are more signifcant less severe; word-deafness; word blindness
Term
Werenicke defects in writing
Definition
no changes in calligraphy; substitution of letters & words, neologisms; jargonagraphia
Term
Conductio Aphasias is AKA
Definition
Parietal-Insular syndrome
Term
conduction aphasia is due to damage in
Definition
parietal-insular area
Term
Other names of conduction aphasia
Definition
Motor or kinethesic afferent aphasia; central aphasia; efferent conduction,
Term
What are the 3 basic characterstics of conduction aphasia
Definition
fluent, but paraphasic converstational language; almost normal comprehension; significant repetition impairment
Term
What are the 5 secondary characteritics of Wernicke's
Definition
defects in naming, reading, variable writing difficutlies (apraxic agraphia), ideomotor apraxia; neurological abnormalities
Term
Basic language charcteristics of Conduction
Definition
Conversation-fluent paraphasic; repetition, naming, reading aloud, and writing abnormal
Term
Associated neurological signs for conduction
Definition
Motor system - mild hemiparesis; praxis - apraxia
Term
Conduction aphasia patients show
Definition
successive approaches to the target word; self-correction; sometimes impossible to produce word in repetition, but not in spontaneous language
Term
Most common phonologica paraphasias in conduction aphasia
Definition
manner of articulation, and substitution, point of articulation
Term
Writing in Conduction aphasia
Definition
afferent motor agraphia(oral langauge defect); literal paragraphias, apraic agraphia
Term
Classic explanation of conduction aphasia
Definition
disconnection. Arcuate Fasciculus (pathways that connect werenike and broca's area are impaired. It is the responsible for the ability to repeat
Term
Conduction aphasia and verbal apraxia
Definition
Conduction is verbal apraxia and has the same language characterstics
Supporting users have an ad free experience!