Anatomy
pars compacta
Subclass of:
Substantia nigra
Definitions related to pars compacta:
  • A part of the substantia nigra. The pars compacta nerve cells contain melanin and are involved in motor control.
    NCI
    U.S. National Cancer Institute, 2021
  • A region in the substantia nigra located dorsal to the PARS RETICULATA.
    NLM Medical Subject Headings
    U.S. National Library of Medicine, 2025
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