Notes in Week 2 - Medical Neuroscience 2: Motor Pathways

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Published	08/30/2024	What level (highest, intermediate, or lower) involves the cerebral cortex and some brainstem nuclei?{{c1::Highest}}
Published	08/30/2024	What level (highest, intermediate, or lower) involves the Cerebellum and basal ganglia?{{c1::intermediate}}
Published	08/30/2024	What level (highest, intermediate, or lower) involves the Spinal cord and brainstem?{{c1::lower}}
Published	08/30/2024	Which tract goes from cortex to motor nuclei in the brainstem?{{c1::Corticobulbar tracts (corticonuclear tract)}}
Published	08/30/2024	The collection of α-motor neurons that innervate a single muscle or group of muscles is called a {{c1::motor neuron pool}}
Published	08/30/2024	What are the 2 major motor pathways to the spinal cord?{{c1::Lateral motor system and anterior, medial, or ventral (AMV) motor system}}
Published	08/30/2024	What is the major motor pathway to the brain stem?{{c1::Corticobulbar tract (includes corticopontine fibers)}}
Published	08/30/2024	What are the 4 descending motor pathways? (from brainstem){{c1::Rubrospinal, vestibulospinal, reticulospinal, and tectospinal tracts}}
Published	08/30/2024	Which descending motor tract originates in the red nucleus?{{c1::Rubrospinal}}
Published	08/30/2024	How many horizontal layers is the motor cortex made of?{{c1::6}}
Published	08/30/2024	What are the names of the neurons in layer 5 of the motor cortex?{{c1::Betz cells}}
Published	08/30/2024	What percent of pyradimal neurons decussate and form the lateral corticospinal tract?{{c1::85-90%}}
Published	08/30/2024	Are most of the fibers in the lateral or ventral corticospinal tract?{{c1::Lateral}}
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