How does distribution of symapthetic nerves differ from the distribution of parasymapthetic nerves?
A. Only the sympathetic division serves the head and neck.
B. Only parasympathetic nerves innervate the thoracic region.
C. Sympathetic fibers innervate the abdominal cavity, while parasympathetic fibers innervate the pelvic region.
D. Spinal nerves contain sympathetic fibers, while cranial nerves contain parasympathetic fibers.
D
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