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40 Cards in this Set
- Front
- Back
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M1, precentral gyrus
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Betz cells
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Central sulcus
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Posterior limb of internal capsule
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Middle cerebral peduncle, corticospinal tract/axons of betz cells
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Medullary pyramids
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Ventral white commisure; where fibers of anterior corticospinal tract (trunk) cross
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Infant spinal cord; lateral corticospinal tract
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Infant spinal cord; anterior corticospinal tract
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Subacute combined degeneration; dorsal column
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Subacute combined degeneration; lateral corticospinal tract
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Subacute combined degeneration; anterior corticospinal tract
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Spindle fiber/intrafusal muscle fiber
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Corticospinal tract
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Syringomyelia-a CSF-filled cyst develops from the central canal of the spinal cord
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Muscle spindle
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Extrafusal muscle fibers
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capsule
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Neurons (Ia, II sensory neurons, & gamma motor)
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Flower-spray endings, II axon
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Gamma motor nerve end plate
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Annulo-spiral ending, IA axon
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Lateral corticospinal tract
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Ventral spinocerebellar tract
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dorsal spinocerebellar tract
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Hypoglossal motor nu, motor to tongue
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dorsal vagal nucleus (parasympathetic secretomotor neurons)
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nucleus of the solitary tract (receives visceral afferents from nerves VII, IX, & X)
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spinal trigeminal nucleus (and tract) (pain/temperature, and other somatic sensation from the face)
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nucleus ambiguus (somatic motor to vagus and glossopharyngeal nerves, for supply of pharyngeal and laryngeal muscles)
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inferior olivary nucleus (sends "climbing fibers" to the contralateral cerebellar cortex).
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Corticospinal tract
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Medial lemniscus
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Inferior cerebellar peduncule
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Spinal trigeminal nucleus and tract
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Facial motor mucleus
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Pontine nuclei
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vestibular nucleus
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Middle cerebellar peduncle
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Corticospinal tract
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