APHASIA DEFINITIONS 2026/2027 | COMPLETE STUDY GUIDE, KEY TERMS &
EXAM REVIEW
WHO definition for stroke - ANS ✔✔Neurological deficit of cerebrovascular cause that persists
beyond 24 hours.
prosopagnosia - ANS ✔✔inability to identify faces
Aphasia - ANS ✔✔aphasia is an acquired communication disorder resulting from damage to the
brain, characterized by impairment in the production and/or comprehension of language across
spoken, written and signed modalities. It is not the result of sensory, motor, or intellectual
deficit, confusion, or psychiatric disorder.
signs of agrammatism - ANS ✔✔omission of function words, omission of bound grammatical
morphemes, over-reliance on content words, reduced phrase length
contemporary signs of agrammatism - ANS ✔✔difficulty with production of bound morphemes
of certain types, possible difficulty with comprehension of bound and free standing
morphemes, impoverishment of verb production, over-reliance on nouns, production of simple
active declarative sentences, production of simple verbs, difficulty with producing non-canonical
sentences, difficulty comprehending semantically reversible sentences.
Agnosia - ANS ✔✔a disorder of recognition due to damage to cortical sensory association areas
of pathways
Apraxia - ANS ✔✔A motor programming disturbance in the absence of muscle weakness or
sensory impairment due to damage to the motor programming area of the brain A disorder in
performing voluntary learned motor acts in which similar automatic gestures are intact.
EXAM REVIEW
WHO definition for stroke - ANS ✔✔Neurological deficit of cerebrovascular cause that persists
beyond 24 hours.
prosopagnosia - ANS ✔✔inability to identify faces
Aphasia - ANS ✔✔aphasia is an acquired communication disorder resulting from damage to the
brain, characterized by impairment in the production and/or comprehension of language across
spoken, written and signed modalities. It is not the result of sensory, motor, or intellectual
deficit, confusion, or psychiatric disorder.
signs of agrammatism - ANS ✔✔omission of function words, omission of bound grammatical
morphemes, over-reliance on content words, reduced phrase length
contemporary signs of agrammatism - ANS ✔✔difficulty with production of bound morphemes
of certain types, possible difficulty with comprehension of bound and free standing
morphemes, impoverishment of verb production, over-reliance on nouns, production of simple
active declarative sentences, production of simple verbs, difficulty with producing non-canonical
sentences, difficulty comprehending semantically reversible sentences.
Agnosia - ANS ✔✔a disorder of recognition due to damage to cortical sensory association areas
of pathways
Apraxia - ANS ✔✔A motor programming disturbance in the absence of muscle weakness or
sensory impairment due to damage to the motor programming area of the brain A disorder in
performing voluntary learned motor acts in which similar automatic gestures are intact.
