Johnson Table -- descending motor (UMN) pathways from supraspinal regions to the SC Flashcards
corticospinal origin
motor cortex
corticospinal spinal location
lateral funiculus
corticospinal spinal laterality
contralateral
corticospinal spinal termination
distal limb LMN pools / CPG
corticospinal function
facilitate flexion
inhibit extension
corticobulbar pathway axons serving as UMNs to the muscles in the head terminate where?
in the motor nuclei of the cranial nerves in the brainstem
rubrospinal origin
red nucleus
rubrospinal spinal location
lateral funiculus
rubrospinal spinal lateraligy
contralateral
rubrospinal termination
forelimb LMN pools / CPG
rubrospinal function
facilitate flexion
inhibit extension
lateral vestibulospinal origin
lateral vestibular nucleus
lateral vestibulospinal spinal location
ventral funiculus
lateral vestibulospinal spinal laterality
ipsilateral
lateral vestibulospinal spinal termination
prox / axial LMN pools / CPG
lateral vestibulospinal function
facilitate extension
inhibit flexion
medullary reticulospinal origin
medull. retic. form
medullary reticulospinal spinal location
ventral funiculus
medullary reticulospinal spinal laterality
bilateral
medullary reticulospinal spinal termination
prox. axial LMN pools / CPG
medullary reticulospinal function
facilitate flexion
inhibit extension
tectospinal origin
rostral colliculus
tectospinal spinal location
ventral funiculus
tectospinal spinal laterality
contralateral
tectospinal spinal termination
prox. / axial LMN pools / CPG
tectospinal function
visual / audit startle reflexes
