1 Introduction and Plan of the Review.- 2 The Performance of the Auditory Central Processor.- 2.1 Spectral Discrimination.- 2.2 Spatial Discrimination.- 2.3 The Cues for Auditory Localization.- 3 Auditory Nerve Input to the Central Processor.- 3.1 Basic Anatomy of the Auditory Nerve.- 3.2 Basic Physiological Properties of Auditory Nerve Fibers.- 3.3 Auditory Nerve Coding of Intensity.- 3.4 Auditory Nerve Coding of Temporal Information.- 3.5 Auditory Nerve Coding of Frequency Spectrum.- 4 Cochlear Nucleus: Anatomy and Physiology.- 4.1 Neuronal Architecture and Connections of Cochlear Nucleus Subdivisions.- 4.2 Physiology of Cochlear Nucleus Neurons.- 4.3 Hypotheses Concerning Parallel Processing in Cochlear Nucleus.- 5 Superior Olivary Complex: Anatomy and Physiology.- 5.1 Neuronal Architecture and Connections of Superior Olivary Complex Subdivisions.- 5.2 Physiology of Superior Olivary Complex Neurons.- 5.3 Behavioral/Lesion Evidence on the Role of the Superior Olivary Complex in Sound Localization.- 5.4 Hypotheses Concerning Parallel Processing in the Cochlear Nucleus and Superior Olivary Complex.- 6 Nuclei of the Lateral Lemniscus: Anatomy and Physiology.- 6.1 Neuronal Architecture and Connections.- 6.2 Physiology of Lateral Lemniscus Neurons and Functional Considerations.- 7 The Auditory Midbrain: Anatomy and Physiology.- 7.1 Neuronal Architecture and Connections of Auditory Midbrain Structures.- 7.2 Physiology of Inferior Colliculus Neurons.- 7.3 Auditory Spatial Representation in Midbrain of Barn Owl.- 7.4 Auditory Spatial Receptive Field Characteristics of Mammalian Inferior Colliculus Neurons.- 7.5 Auditory Response Characteristics and Spatial Representation in Deep Layers of Superior Colliculus.- 7.6 Behavioral/Lesion and Electrical Stimulation Evidence on the Role of Auditory Midbrain Structures in Spectral and Spatial Processing.- 7.7 Hypotheses Concerning Parallel Processing in Inferior Colliculus.- 8 Auditory Brainstem Processing: Integration and Conclusions.- 8.1 Spectral Processing.- 8.2 Spatial Processing.- 9 References.- 10 Subject Index.
