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20 Cards in this Set
- Front
- Back
location of lesion: lose pain and temp in body along the peripheral nerve
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PNS
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location of lesion: lose pain and temp in body @ IPSI dermatome
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Nerve root or dorsal horn of SC
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location of lesion: lose pain and temp in body bilateral at same level of dermatome
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anterior white commissure (bilateral because both sides cross here)
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location of lesion: lose pain and temp in bodyCL loss at 2 dermatomes down and below
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ventral column/lateral column
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location of lesion: lose pain and temp in body CL total loss
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- medulla/pons/midbrain
- thalamus - internal capsule - cerebrum |
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location of lesion: lose pain and temp in body CL loss LE
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medial cortex
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location of lesion: lose pain and temp in body CL loss UE
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lateral cortex
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what does the spinothalamic tract carry
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pain and temp from body
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spinothalamic tract has how many neurons
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3
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what are the 1st neurons for spinothalamic tract
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primary afferents
- Ad/C fibers in skin and viscera - III/IV in muscle and joint |
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where doe the 1st neurons in spinothalamic tract enter spinal cord
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lissauers tract
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spinothalamic tract is in the dorsal horn in lamina ___ and ___
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1 and 5
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lamina ____ modulates pain
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2
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where does the spinothalamic tract cross
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in anterior white commussure- central white matter of the spinal cord
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the ventral column of spinothalamic tract carries what info
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light touch
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the lateral column of spinothalamic tract carries what info
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pain and temp
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where is the second neuron in teh spinothalamic tract
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dorsal horn of spinal cord
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where is the third neuron in spinothalamic tract
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VPL of the thalamus
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where does the spinothalamic tract continue after the VPL of the thalamus
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post limb internal capsule --> parietal post central gyrus (LE medial; UE lateral)
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the spinothalamic tract crosses in the spinal cord ____ segments _____ nerve root and ascends _____
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1-2 segments above nerve root and ascends CL
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