Cortical Circuits

I Anatomy.- 1 General Organization of the Cerebral Cortex.- Cortical Areas.- Summary.- Lamination.- Summary.- Vertical Arrangements.- Summary.- Neurotransmitters and Receptors in the Cerebral Cortex.- Summary.- Summary of Chapter 1.- 2 Cell Types.- Pyramidal Cells.- Dendrites and Their Relationships With Cortical Laminae.- Collateral Axonal Branches.- Laminar Relationships of Cortical Efferent Cells.- Neurotransmitters of Pyramidal Cells.- Summary.- Nonpyramidal Cells.- Chandelier Cells.- Basket Cells.- Vertically Oriented Neurons.- Spiny Stellate Cells.- Smooth and Sparsely Shiny Local Plexus Neurons.- Cross-Species Correlations of Nonpyramidal Neuronal Types.- Other Morphological Cell Types.- Summary.- Summary of Chapter 2.- 3 Synaptic Connections Between Identified Elements.- Intrinsic Connections of Pyramidal Neurons.- Local Projections of Superficial Pyramids.- Local Projections of Deep Pyramids.- Summary.- Intrinsic Connections of Nonpyramidal Neurons.- Summary.- Synapses of Extrinsic Afferents With Cortical Neurons.- Summary.- Quantitative Aspects of Circuitry Involving Extrinsic Cortical Afferents.- Summary.- Summary of Chapter 3.- General Aspects of Brain Circuitry.- References for Part I.- II Functional Aspects of Cortical Circuitry.- 4 Functional Properties of Cortical Neurons.- Functional Columns.- Physiological Identification of Functional Columns.- Anatomical Demonstration of Functional Columns.- Receptive Field Properties of Cortical Neurons.- Receptive Field Properties of Somatosensory Neurons.- Receptive Field Properties of Visual Neurons.- Laminar Distribution of Functionally Defined Neurons.- Functional Properties of Morphologically Identified Neurons.- Receptive Field Properties of Identified Neurons.- Pyramidal Neurons.- Nonpyramidal Neurons.- Shape of the Dendritic Tree.- Biophysical Properties of Identified Neurons.- Summary of Chapter 4.- 5 Synaptic Circuitry Revealed by Electrophysiology.- Extrinsic Afferents.- Intrinsic Pathways.- Excitatory Interactions.- Inhibitory Interactions.- Summary of Chapter 5.- 6 GABAergic Inhibition in the Cerebral Cortex.- GABA-Mediated Inhibition.- Anatomical Demonstration of GABAergic Neurons.- Physiological Basis of GABA-Mediated Inhibition.- GABAergic Inhibition and Receptive Fields.- Summary of Chapter 6.- General Aspects of Brain Circuitry (Continued).- References for Part II.- III Facts, Theories, and Models.- 7 An Integrative View of Cortical Circuitry.- Synaptic Triads.- Hierarchical Versus Parallel Processing.- Specificity of Synaptic Connections.- Nonselectivity of Synaptic Connections: The Basis for a Selection Process.- Epilogue.- References for Part III.