corticospinal fibers
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Corticospinal tract — Pyramidal tract redirects here. This page refers to the nerve fibres underlying the pyramids. For the actual area of the brain, Pyramids, see Pyramid of medulla oblongata. Brain: Corticospinal tract Deep dissection of brain stem. Lateral view. (… … Wikipedia
corticospinal tract — n any of four columns of motor fibers of which two run on each side of the spinal cord and which are continuations of the pyramids of the medulla oblongata: PYRAMIDAL TRACT: a) LATERAL CORTICOSPINAL TRACT b) VENTRAL CORTICOSPINAL TRACT … Medical dictionary
Corticopontine fibers — Brain: Corticopontine fibers Coronal section through mid brain. 1. Corpora quadrigemina. 2. Cerebral aqueduct. 3. Central gray stratum. 4. Interpeduncular space. 5. Sulcus lateralis. 6. Substantia nigra. 7. Red nucleus of … Wikipedia
Anterior corticospinal tract — seen in red at bottom center in figure (text tag found at upper left) … Wikipedia
Lateral corticospinal tract — labeled in red at upper left. Latin tractus corticospinalis lateralis, fasciculus cerebrospinalis lateralis … Wikipedia
Pontocerebellar fibers — Brain: Pontocerebellar fibers Scheme showing the connections of the several parts of the brain. Latin fibrae pontocerebellares NeuroNames … Wikipedia
ventral corticospinal tract — n a band of nerve fibers that descends in the ventrolateral part of the spinal cord and consists of fibers arising in the motor cortex of the brain on the same side of the body and not crossing over in the decussation of pyramids called also… … Medical dictionary
lateral corticospinal tract — n a band of nerve fibers that descends in the posterolateral part of each side of the spinal cord and consists mostly of fibers arising in the motor cortex of the contralateral side of the brain and crossing over in the decussation of pyramids… … Medical dictionary
Posterior external arcuate fibers — Diagram showing the course of the arcuate fibers. (Testut.) 1. Medulla oblongata anterior surface. 2. Anterior median fissure. 3. Fourth ventricle. 4. Inferior olivary nucleus, with the accessory olivary nuclei. 5. Gracile nucleus … Wikipedia
Cerebrospinal fibers — Brain: Cerebrospinal fibers Coronal section through mid brain. 1. Corpora quadrigemina. 2. Cerebral aqueduct. 3. Central gray stratum. 4. Interpeduncular space. 5. Sulcus lateralis. 6. Substantia nigra. 7. Red nucleus of … Wikipedia
