Central nervous system
Last revised by Tariq Walizai
on 6 Jul 2024
Citation, DOI, disclosures and article data
Citation:
Deng F, Walizai T, Hacking C, et al. Central nervous system. Reference article, Radiopaedia.org (Accessed on 19 Mar 2025) https://doi.org/10.53347/rID-95147
rID:
95147
Article created:
Disclosures:
At the time the article was created Francis Deng had no recorded disclosures.
View Francis Deng's current disclosures
Last revised:
6 Jul 2024,
Tariq Walizai
Disclosures:
At the time the article was last revised Tariq Walizai had no financial relationships to ineligible companies to disclose.
View Tariq Walizai's current disclosures
Revisions:
4 times, by
4 contributors -
see full revision history and disclosures
Systems:
Sections:
Synonyms:
- Central nervous system (CNS)
- Central nervous systems
The central nervous system (CNS) is the part of the nervous system that includes the brain and spinal cord.
On this page:
Article:
Gross anatomy
The main components of the CNS are the brain and spinal cord. In addition, the CNS includes the optic nerves (cranial nerve II), retinas, olfactory nerves (cranial nerve I), and olfactory epithelium.
Histology
Macroscopically, the CNS consists of grey matter and white matter.
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