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A)
red nucleus
B)
substantia nigra
C)
raphe nuclei
D)
locus ceruleus
E)
olivary nucleus
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A group of roughly 20,000 neurons near the ventrolateral corner of the periaqueductal gray substance secretes epinephrine to nearly all major regions of the CNS. This region is distinctly blue in color due to the production of neuromelanin. This structure is the:
A)
red nucleus |