Lat Lang And Read Flashcards
Left hemisphere
Verbal, sequential, analytical, rational
Non-overlapping connections, vertical columns
Fine motor movements, details, timing
Right hemisphere
Feeling, nonverbal, simultaneous, intuitive
Horizontal, overlapping connections
Visuospatial and musical patterns
Left hem after lesions:
- Aphasias and apraxias
- Sequencing deficits
- Difficulty extracting part from whole
Right hem after lesions:
- Visuospatial deficits
- Perception/expression of emotion impaired
- Monotone voice, doesn’t get jokes
- Loss of ability to interpret words or phrases by their context
No one set of neurons is solely devoted to language
Cognitive neuroscience theory of language
Localization of a specific function to 1 area
Localized processing
Coordinated, synergistic mass action of large portions of the brain in each function
Distributed processing
Can comprehend but cannot speak well
Non-fluent, effortful speech
Broca’s aphasia
Fluent and meaningless speech with poor speech comprehension
Wernicke’s aphasia
Global aphasia
Total loss of speech and comprehension
Tract that connects Broca’s are to Wernicke’s area
Artcuate fascicules
A condition characterized by repeated episodes of excessive synchronized neural activity
Epilepsy
Poor at tasks related to numbers, visuomotor skills and spatial perception
Language develops slower than normal
William’s syndrome
Movement impairment
Apraxia
A built-in mechanism for acquiring language
Language acquisition device
