tract

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tract

A parcel of real estate; usually refers to a large area of land.

References in periodicals archive ?
The I-wave is generated from the indirect activation of the corticospinal tract via synaptic activity.
Possibly affected' members are asymptomatic at- risk subjects who have a normal gait but who show possible corticospinal tract deficits on examination (mild hyper-reflexia a few beats of unsustained ankle clonus but with flexor plantar responses).
Lesions limited to the pyramidal corticospinal tract impair deftness and the ability to produce fine finger movements, but lesions isolated to the nonpyramidal corticospinal pyramidal tract do not lead to chronic changes of muscle tone [38].
Bilgen, "In vivo corticospinal tract tracing in mouse using manganese-enhanced contrast," Journal of the Neurological Sciences, vol.
A definitive study would require prospective imaging using stateof-the-art MRI techniques to quantitate damage to the ahPCG, the arm-hand premotor cortex, and the posterior PVWM in relation to the established trajectory of the corticospinal tract.
The fibers that decussate are called the lateral corticospinal tract or the lateral pyramidal tract.
Lehmann, "Callosal and corticospinal tract function in patients with hydrocephalus: a morphometric and transcranial magnetic stimulation study," Journal of Neurology, vol.
Corticospinal tract MRI indices were measured in order to evaluate nonspecific associations with cognitive dysfunction (i.e., association with overall disease burden), since the corticospinal tract is primarily involved in movement.
He initiated work on motor function linked to the clinical work in neurology, especially work on the human corticospinal tract.
The MRI study conducted two months later, showed hyperintense signal along the corticospinal tract in the brain bilaterally with a cervical spine examination within normal limits.
Off-line processing of DT imaging data was performed to visualize the corticospinal tract (CST), superior longitudinal tract, corpus callosum fibers and uncinatus fascicule.
Later, signs of involvement of long tracts (lateral corticospinal tract) may arise, mainly pyramidal liberation [13].