Canadian Medical Guide > Anatomy > Nervous System > Central Nervous System > Brain > Cerebral Ventricles > Third Ventricle Terms and Definitions




Third Ventricle

Medical Definition: A narrow cleft inferior to the corpus callosum, within the diencephalon, between the paired thalami. Its floor is formed by the HYPOTHALAMUS, its anterior wall by the lamina terminalis, and its roof by EPENDYMA. It communicates with the FOURTH VENTRICLE by the CEREBRAL AQUEDUCT, and with the LATERAL VENTRICLES by the interventricular foramina.
Guide Notes: /radiogr: coord with CEREBRAL VENTRICULOGRAPHY
Previously Indexed: Cerebral Ventricles (1965-1999)

Third Ventricle Medical Definitions and Terms

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