Neuroanatomy

  1. The Central Nervous System: The Spinal Cord
    1. Gross Anatomy
      1. Vertebral Column Protection
        1. Vertebral Canal
          1. Intervertebral Foramina
          2. Spinal Cord Extent and Segmentation
            1. Cervical Segments
              1. Cervical Enlargement
              2. Thoracic Segments
                1. Lumbar Segments
                  1. Lumbar Enlargement
                  2. Sacral Segments
                    1. Coccygeal Segment
                    2. Cauda Equina
                      1. Formation and Composition
                      2. Conus Medullaris
                        1. Terminal Cone
                        2. Filum Terminale
                          1. Anchoring Function
                        3. Cross-Sectional Anatomy
                          1. Gray Matter
                            1. Dorsal Horn
                              1. Sensory Processing
                                1. Laminar Organization
                                  1. Lamina I-VI
                                  2. Substantia Gelatinosa
                                  3. Ventral Horn
                                    1. Motor Neuron Pools
                                      1. Alpha and Gamma Motor Neurons
                                      2. Intermediate Zone
                                        1. Interneuron Populations
                                          1. Reflex Circuits
                                          2. Lateral Horn
                                            1. Sympathetic Preganglionic Neurons
                                              1. Intermediolateral Cell Column
                                            2. White Matter
                                              1. Dorsal Funiculus
                                                1. Fasciculus Gracilis
                                                  1. Fasciculus Cuneatus
                                                  2. Lateral Funiculus
                                                    1. Ascending Tracts
                                                      1. Descending Tracts
                                                      2. Ventral Funiculus
                                                        1. Commissural Fibers
                                                      3. Central Canal
                                                        1. Ependymal Lining
                                                          1. CSF Circulation
                                                        2. Ascending Sensory Tracts
                                                          1. Dorsal Column-Medial Lemniscus Pathway
                                                            1. First-order Neurons
                                                              1. Fasciculus Gracilis
                                                                1. Lower Body Representation
                                                                2. Fasciculus Cuneatus
                                                                  1. Upper Body Representation
                                                                  2. Dorsal Column Nuclei
                                                                    1. Medial Lemniscus
                                                                      1. Thalamic Relay
                                                                        1. Cortical Termination
                                                                        2. Anterolateral System
                                                                          1. Spinothalamic Tract
                                                                            1. Lateral Spinothalamic Tract
                                                                              1. Anterior Spinothalamic Tract
                                                                                1. Decussation Pattern
                                                                                2. Spinoreticular Tract
                                                                                  1. Arousal Functions
                                                                                  2. Spinomesencephalic Tract
                                                                                    1. Pain Modulation
                                                                                  3. Spinocerebellar Tracts
                                                                                    1. Dorsal Spinocerebellar Tract
                                                                                      1. Unconscious Proprioception
                                                                                        1. Clarke's Nucleus
                                                                                        2. Ventral Spinocerebellar Tract
                                                                                          1. Crossed and Uncrossed Fibers
                                                                                          2. Cuneocerebellar Tract
                                                                                            1. Upper Limb Proprioception
                                                                                        3. Descending Motor Tracts
                                                                                          1. Corticospinal Tracts
                                                                                            1. Lateral Corticospinal Tract
                                                                                              1. Pyramidal Decussation
                                                                                                1. Fine Motor Control
                                                                                                2. Anterior Corticospinal Tract
                                                                                                  1. Bilateral Innervation
                                                                                                    1. Axial Muscle Control
                                                                                                  2. Extrapyramidal Tracts
                                                                                                    1. Rubrospinal Tract
                                                                                                      1. Red Nucleus Origin
                                                                                                        1. Flexor Bias
                                                                                                        2. Vestibulospinal Tracts
                                                                                                          1. Lateral Vestibulospinal Tract
                                                                                                            1. Medial Vestibulospinal Tract
                                                                                                              1. Postural Control
                                                                                                              2. Reticulospinal Tracts
                                                                                                                1. Pontine Reticulospinal Tract
                                                                                                                  1. Medullary Reticulospinal Tract
                                                                                                                    1. Muscle Tone Regulation
                                                                                                                    2. Tectospinal Tract
                                                                                                                      1. Superior Colliculus Origin
                                                                                                                        1. Head and Eye Movements
                                                                                                                    3. Reflex Arcs
                                                                                                                      1. Monosynaptic Reflexes
                                                                                                                        1. Stretch Reflex
                                                                                                                          1. Muscle Spindle Afferents
                                                                                                                          2. Polysynaptic Reflexes
                                                                                                                            1. Flexor Withdrawal Reflex
                                                                                                                              1. Crossed Extensor Reflex
                                                                                                                                1. Reciprocal Inhibition

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                                                                                                                            4. The Peripheral Nervous System

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                                                                                                                            6. The CNS: Brainstem and Cerebellum