Posterior perforated substance
| Posterior perforated substance | |
|---|---|
 | |
| Details | |
| Identifiers | |
| Latin | substantia perforata posterior, substantia perforata interpeduncularis |
| NeuroNames | ancil-726 |
The depressed area between the crura is termed the interpeduncular fossa, and consists of a layer of gray matter, the posterior perforated substance, which is pierced by small apertures for the transmission of blood vessels; its lower part lies on the ventral aspect of the medial portions of the tegmenta, and contains a nucleus named the interpeduncular ganglion; its upper part assists in forming the floor of the third ventricle.
See also
Additional images
Human brainstem anterior view
References
This article incorporates text in the public domain from the 20th edition of Gray's Anatomy (1918)
External links
- Atlas image: n2a2p1 at the University of Michigan Health System
- Anatomy diagram: 13048.000-1 at Roche Lexicon - illustrated navigator, Elsevier
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