Third ventricle

Third ventricle
Third ventricle shown in red
Blue – lateral ventricles
Cyan – interventricular foramina (Monro)
Yellow – third ventricle
Red – cerebral aqueduct (Sylvius)
Purple – fourth ventricle
Green – continuous with the central canal
(apertures to subarachnoid space are not visible)
Details
Identifiers
Latinventriculus tertius cerebri
MeSHD020542
NeuroNames446
NeuroLex IDbirnlex_714
TA98A14.1.08.410
TA25769
FMA78454
Anatomical terms of neuroanatomy

The third ventricle is one of the four connected cerebral ventricles of the ventricular system within the mammalian brain. It is a slit-like cavity formed in the diencephalon between the two thalami, in the midline between the right and left lateral ventricles, and is filled with cerebrospinal fluid (CSF).[1]

Running through the third ventricle is the interthalamic adhesion, which contains thalamic neurons and fibers that may connect the two thalami.

  1. ^ Singh, Vishram (2014). Textbook of Anatomy Head, Neck, and Brain; Volume III (2nd ed.). Elsevier. pp. 386–387. ISBN 9788131237274.

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