The Cat Primary Visual Cortex
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Table of contents
- Cover
- Copyright Pageiv
- Contentsv
- PREFACExiii
- Chapter 1. The Concept of Cat Primary Visual Cortex1
- Prologue1
- Milestones in the Development of the Concept of Cat Primary Visual Cortex11
- Connections25
- Composition of Area 1739
- Comparison of the Architectonics of Areas 17 and 18 and Identification of Borders59
- Visual Maps in Areas 17 and 1863
- Circuitry and Signal Processing in Areas 17 and 1876
- Visually Guided Behavior100
- Synthesis102
- Recent Challenges to the Primacy of Areas 17 and 18106
- Epilogue108
- Chapter 2. Optical Imaging of Functional Architecture in Cat Primary Visual Cortex131
- Introduction131
- Methodological Aspects of Optical Imaging132
- Optical Imaging of Functional Maps in Cat Visual Cortex136
- Relationships Between Columnar Systems152
- Comparison with the Functional Architecture in Other Species156
- Concluding Remarks158
- Chapter 3. 2-Deoxyglucose Architecture of Cat Primary Visual Cortex167
- Introduction167
- Orientation Domains170
- Ocular Dominance Domains173
- Spatial Frequency Domains178
- Development and Experience-Dependent Changes of Cortical Maps179
- Advantages and Disadvantages of the 2-DG Technique186
- Outlook188
- Chapter 4. Functional Mapping in The Cat Primary Visual Cortex Using High Magnetic Fields195
- Introduction195
- Limitations of Current Techniques, or Why We Need Another Mapping Technique196
- Functional Magnetic Resonance Imaging196
- Functional MRI of the Cat Primary Visual Cortex200
- Conclusions215
- Chapter 5. Relationship of LGN Afferents and Cortical Efferents to Cytochrome Oxidase Blobs221
- Parallel Processing in the Mammalian Visual System221
- Organization of CO Staining in Cat Primary Visual Cortex223
- Geniculate Inputs to the CO Blobs228
- Molecular Markers for Other Blob/Interblob Inputs232
- Outputs of the CO Blobs235
- Projections to Area 19244
- Comparisons with Primates248
- Conclusions251
- Chapter 6. Influmence of Topography and Ocular Dominace on The Functional Organization of Callosal259
- Introduction259
- The Vertical Meridian Rule260
- Callosal Fibers Interlink Cortical Sites That are in Retinotopic, Rather Than Anatomical, Correspond262
- Interhemispheric Correlated Activity Guides Callosal Development268
- Summary and Concluding Remarks286
- Chapter 7. Essential and Sustaining LGN Inputs to Cat Primary Visual Cortex295
- Introduction295
- The Reversible Inactivation Technique296
- Two Circuits in Area 17297
- Area 18: More Integrative Than Area 17308
- Functional Architecture of Visual Cortex310
- Chapter 8. Integration of Thalamic Input to Cat Primary Visual Cortex319
- Introduction319
- Simple Receptive Fields320
- Numerical Aspects of the Geniculocortical Projection323
- Feedforward (Thalamic) Connections and Simple Cell Responses326
- Intrinsic Connections and Simple-Cell Responses334
- Conclusions337
- Chapter 9. The Emergence of Direction Selectivity in Cat Primary Visual Cortex343
- Overview343
- Directional Tuning: The Basics344
- Computational Requirements for Direction Selectivity346
- Biological Instantiation of Computational Principles348
- Origins of Cortical Timings: The Lagged/Nonlagged Cell Model351
- Comparison with Recent Models357
- Intracortical Inhibition: Experimental Evidence360
- How are Inputs Combined?368
- Intralaminar and Interlaminar Interactions376
- Summary and Conclusions377
- Future Directions378
- Chapter 10. Long-Intrinsic Connections in Cat Primary Visual Cortex387
- Introduction387
- Historical Overview388
- Layout of Long-Range Horizontal Connections390
- Types of Neurons Forming Long-Range Horizontal Connections393
- Synaptic Targets of Long-Range Intrinsic Connections394
- Divergence and Convergence of Long-Range Horizontal Connections at the Ultrastructural Level395
- Topographic Relations between Long-Range Intrinsic Connections and Functional Cortical Maps396
- Possible Functions407
- Plasticity of Long-Range Connections in the Adult410
- Conclusions416
- Chapter 11. Pharmacological Studies on Receptive Field Architecture427
- Receptive Field Architecture in Cat Striate Cortex Cells427
- Specific Local Synaptic Input Systems to Striate Cortex Cells429
- Striate Cortical Network Effects on RF Properties447
- Chapter 12. Orientation Selevtivity and Its Modulation by Local and Long-Range Connection in Visual471
- Overview and Introduction471
- Contributions of Local Cortical Excitation to the Generation of Orientation Selectivity: The Emergen473
- Effect of Long-Range Connections on Orientation-Speci.c Responses488
- Supraoptimal Responses and Dynamic Properties of Recurrent Inhibition497
- Short-Term Plasticity of Orientation Tuning Induced by Pattern Adaptation505
- Concluding Remarks510
- Chapter 13. Response Synchronization, Gamma Oscillations, and Perceptual Binding in Cat Primary Visu521
- Introduction521
- Two Complimentary Strategies for the Representation of Relations: Smart Neurons and Assemblies523
- A Need for Dynamic Response Selection and Binding525
- Dynamic Grouping Mechanisms530
- Predictions533
- Response Synchronization in Striate Cortex533
- Response Synchronization, Mechanisms and Properties534
- Relation between Response Synchronization and Perceptual Phenomena537
- Dependency on Central States and Attention542
- Plasticity of Synchronizing Connections546
- The Impact of Synchronized Responses549
- Gamma Oscillations and Visual Perceptions in Human Subjects551
- Stimulus Locked Synchronization and Perceptual Grouping552
- Conclusions553
- Chapter 14. The Special Relationship Between β Retinal Ganglion Cells and Cat Primary Visual Corte561
- Introduction561
- Identification of Subsystems and Connections563
- Visual System Connections and Function in the Newborn579
- Visual Cortex Lesions580
- Factors Linked to Survival and Death of Ganglion Cells590
- Primates594
- Summary597
- Chapter 15. Primary Visual Cortex Within the Cortico-Network609
- Introduction609
- Function611
- Structure619
- Structure-Function Relationships641
- Conclusions645
- Chapter 16. Behavioral Analyses of The Contributions of Cat Primary Visual Cortex to Vision655
- Introduction655
- The Behavioral Consequences of Lesions of the Visual Cortex656
- Insights Gained from Cats Reared with Selected Forms of Early Visual Deprivation686
- Conclusions687
- Index695
Written by experts on the forefront of investigations of brain function, vision, and perception, the material presented is of an unparalleled scientific quality, and shows that analyses of enormous breadth and sophistication are required to probe the structure and function of brain regions. The articles are highly persuasive in showing what can be achieved by carrying out careful and imaginative experiments. The Cat Primary Visual Cortex should emerge as essential reading for all those interested in cerebral cortical processing of visual signals or researching or working in any field of vision.
Key Features
* Comprehensive account of cat primary visual cortex
* Generous use of illustrations including color
* Covers research from structure to connections to functions
* Chapters by leaders in the field
* Topics presneted on multiple, compatible levels
Key Features
* Comprehensive account of cat primary visual cortex
* Generous use of illustrations including color
* Covers research from structure to connections to functions
* Chapters by leaders in the field
* Topics presneted on multiple, compatible levels