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Home Q & A Board Science-Related Homework Help Psychology Developmental Psychology
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countrygal101 countrygal101
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6 years ago
The sympathetic branch of the nervous system arises from:
 
  a. The upper portion of the spinal cord
  b. The lower portion of the spinal cord
  c. Both the upper and lower portions of the spinal cord
  d. The middle of the spinal cord
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ch102ch102
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6 years ago
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countrygal101 Author
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6 years ago
Thanks
Shuqin
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Yesterday
Helped a lot
ouasfoudgewu
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2 hours ago
Thanks for your help!!
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