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third ventricle
third ventricle The third ventricle is a narrow cavity in the diencephalon located between the two thalami and below the corpus callosum.
The third ventricle is a narrow cavity in the diencephalon located between the two thalami and below the corpus callosum. Its floor is formed by the hypothalamus, and it connects with the lateral ventricles through the interventricular foramina and with the fourth ventricle through the cerebral aqueduct.