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rostral pons. 2. ipsilateral cerebellum. L3 & below posterior root ganglion. anterior horn spinal border cells (lamina VII). 1. some fibers stay on contralateral side (we will focus on ipsilateral crossing-over as predominant pathway). contralateral ASCT.
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rostral pons 2 ipsilateral cerebellum L3 & below posterior root ganglion anterior horn spinal border cells (lamina VII) 1 some fibers stay on contralateral side (we will focus on ipsilateral crossing-over as predominant pathway) contralateral ASCT via superior cerebellar peduncle ASCT pathway anterior spinocerebellar tract lower limb information non-conscious proprioception
START: right side posterior root ganglion Lissauer’s tract Gracile fasciculus ALS
START: right side posterior root ganglion Lissauer’s tract To ASCT Lamina VII anterior horn spinal border cells
START: right side posterior root ganglion ASCT LANDMARK ALS
START: right side posterior root ganglion Spinal trigeminal nucleus Gracile fasciculus Cuneate fasciculus Spinal trigeminal tract PSCT ASCT ALS
START: right side posterior root ganglion LANDMARK accessory cuneate nucleus ASCT LANDMARK ML
START: right side posterior root ganglion LANDMARK trigeminal motor nucleus LANDMARK medial lemniscus LANDMARK chief sensory nucleus ASCT
START: right side posterior root ganglion LANDMARK medial lemniscus Superior cerebellar peduncle
START: right side posterior root ganglion Contralateral superior cerebellar peduncle Fibers re-cross to ipsilateral rostral cerebellar vermis