• Thumbnail for Pyramidal tracts
    The pyramidal tracts include both the corticobulbar tract and the corticospinal tract. These are aggregations of efferent nerve fibers from the upper...
    16 KB (1,678 words) - 15:49, 19 May 2024
  • Thumbnail for Extrapyramidal system
    the tracts of the motor cortex that reach their targets by traveling through the pyramids of the medulla. The pyramidal tracts (corticospinal tract and...
    4 KB (457 words) - 22:24, 29 August 2024
  • Thumbnail for Medullary pyramids (brainstem)
    the corticospinal and corticobulbar tracts – known together as the pyramidal tracts. The lower limit of the pyramids is marked when the fibers cross (decussate)...
    6 KB (639 words) - 05:34, 2 January 2024
  • Pyramidal signs indicate that the pyramidal tract is affected at some point in its course. Pyramidal tract dysfunction can lead to various clinical presentations...
    7 KB (668 words) - 02:02, 8 August 2024
  • Thumbnail for Pyramidal cell
    Pyramidal cells, or pyramidal neurons, are a type of multipolar neuron found in areas of the brain including the cerebral cortex, the hippocampus, and...
    25 KB (2,394 words) - 13:45, 2 September 2024
  • Thumbnail for Corticospinal tract
    corticospinal tract, and they become myelinated usually in the first two years of life. The corticospinal tract is one of the pyramidal tracts, the other...
    5 KB (623 words) - 04:15, 12 June 2024
  • Thumbnail for Corticobulbar tract
    neck. The corticobulbar tract is one of the pyramidal tracts, the other being the corticospinal tract. The corticobulbar tract originates in the primary...
    5 KB (531 words) - 15:02, 2 September 2024
  • Thumbnail for Lateral corticospinal tract
    corticospinal tract (also called the crossed pyramidal tract or lateral cerebrospinal fasciculus) is the largest part of the corticospinal tract. It extends...
    5 KB (560 words) - 16:48, 18 February 2024
  • Thumbnail for Neural pathway
    motor pathways of the pyramidal tracts travel from the cerebral cortex to the brainstem or lower spinal cord. Ascending sensory tracts in the dorsal column–medial...
    10 KB (1,043 words) - 01:20, 5 April 2024
  • Thumbnail for Upper motor neuron lesion
    An upper motor neuron lesion (also known as pyramidal insufficiency) Is an injury or abnormality that occurs in the neural pathway above the anterior...
    4 KB (441 words) - 23:17, 7 July 2024