Term
Lateral spinothalamic tract |
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Definition
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Term
Anterior spinothalamic tract |
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Definition
Light/crude touch, pressure |
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Term
Dorsal column pathways (fasciculi gracilis and cuneatus) |
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Definition
Two-point discrimination, vibration, muscle/joint movement, and position of body parts |
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Term
Anterior and posterior spinocerebellar tracts |
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Definition
Unconscious information from muscles, joints, and skin to cerebellum |
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Term
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Definition
Pain, thermal, and tactile information pass to the superior colliculus of the midbrain through the spinotectal tract for the purpose of spinovisual reflexes |
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Term
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Definition
Information from muscles, joints, and skin pass through this |
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Term
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Definition
An indirect pathway for afferent information to cerebellum |
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Term
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Definition
Concerned with voluntary, discrete, skilled movements, especially those of the distal parts of the limbs |
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Term
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Definition
Facilitate or inhibit alpha and gamma motor neurons in spinal cord anterior gray column (facilitate or inhibit voluntary movements or reflex activity) |
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Term
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Definition
Concerned with reflex postural movements in response to visual stimuli. Those fibers associated with sympathetic neurons in the lateral gray column are concerned with the pupillodilation reflex in response to darkness |
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Term
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Definition
Acts on both alpha and gamma motor neurons in the spinal cord anterior gray column and facilitates the activity of flexor muscles and inhibits the extensor muscles |
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Term
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Definition
Acts on motor neurons in spinal cord anterior gray column and facilitates activity of the extensor muscles and inhibits the flexors |
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Term
Descending autonomic fibers |
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Definition
Concerned with control of visceral activity |
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