Canadian Medical Guide > Anatomy > Nervous System > Central Nervous System > Brain > Limbic System > Septum of Brain Terms and Definitions




Septum of Brain

Medical Definition: Gray matter structures of the telencephalon and limbic system in the brain, but containing widely varying definitions among authors. Included here is the cortical septal area, subcortical SEPTAL NUCLEI, and the SEPTUM PELLUCIDUM. Many authorities consider the septal region to be made up of the septal area and the septal nuclei, but excluding the septum pellucidum. (Anthoney, Neuroanatomy and the Neurologic Exam, 1994, pp485-489; NeuroNames, https://rprcsgi.rprc.washington.edu/neuronames/index.html (November 18, 1998)).
Guide Notes: SEPTEM PELLUCIDUM is also available
Also Called: Septal Area,Septal Region
Previously Indexed: Brain (1966-1999),Septum Pellucidum (1972-1999)
Septum of Brain Categories.
Canadian Medical Guide Definition Septal Nuclei - Neural nuclei situated in the septal region. They have afferent and cholinergic efferent connections with a variety of forebrain and brainstem areas including the hippocampus, the lateral hypothalamus, the tegmentum, and the amygdala. Included are the dorsal, lateral, medial, and triangular septal nuclei, septofimbrial nucleus, nucleus of diagonal band, nucleus of anterior commissure, and the nucleus of stria terminalis.

Septum of Brain Medical Definitions and Terms

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