Lectures

Descending Pathways: Corticospinal Tracts

by Craig Canby, PhD
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    About the Lecture

    The lecture Descending Pathways: Corticospinal Tracts by Craig Canby, PhD is from the course Spinal Cord.


    Included Quiz Questions

    1. Precentral gyrus
    2. Postcentral gyrus
    3. Prefrontal area
    4. Somatic sensory association area
    5. Central sulcus
    1. Lateral corticospinal tract is formed by 90% of the descending fibers decussating at the level of medulla.
    2. Lateral corticospinal tract innervates the proximal musculature.
    3. Majority of descending fibers decussate at the level of internal capsule.
    4. Anterior corticospinal tract innervates the distal musculature.
    5. Ipsilateral descending fibers participate in the formation of lateral corticospinal tract.
    1. Anterior white commissure
    2. Midbrain
    3. Medullary pyramid
    4. Genu of internal capsule
    5. Anterior limb of internal capsule

    Author of lecture Descending Pathways: Corticospinal Tracts

     Craig Canby, PhD

    Craig Canby, PhD


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