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Organization of the human brain
1Dartmouth Medical School, Hanover, NH 03756.
Science (New York, N.Y.)
|September 1, 1989
Summary
The human brain exhibits functional specificity and modular organization, with distinct processes contributing to cognitive states. Researchers observed effects of isolating brain modules, linking this to left hemisphere interpretation and consciousness.
Area of Science:
- Neuroscience
- Cognitive Science
- Brain Anatomy
Background:
- The human brain displays remarkable functional specificity in neural information transmission.
- Evidence suggests a modular organization within the brain, comprising identifiable component processes.
- The impact of isolating or disconnecting these modular systems is observable.
Purpose of the Study:
- To examine structure-function correlates in the human brain.
- To investigate the modular organization of cognitive states.
- To discuss the role of the left hemisphere in interpreting modular actions and consciousness.
Main Methods:
- Analysis of structure-function relationships in the human brain.
- Observation of effects resulting from the isolation of modular systems.
- Examination of neural information transmission pathways.
Main Results:
- High functional specificity in information transmitted over neural systems.
- Identification of a modular brain organization for cognitive state generation.
- Observable consequences of isolating or disconnecting modular components.
Conclusions:
- The brain's modular organization and functional specificity are key to cognitive processes.
- Disruptions to modular systems provide insights into brain function.
- Left hemisphere specialization plays a role in interpreting modular activity and consciousness.