mammillotegmental fasciculus

ma·mmil·lo·teg·men·tal fas·cic·u·lus

a small bundle of fibers that passes dorsad from the mamillary body for a short distance with the mamillothalamic tract, then turns down the brainstem to reach the dorsal and ventral tegmental nuclei of the mesencephalon.
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mammillotegmental tract

The neural tract that connects the mammillary nuclei of the hypothalamus with the dorsal and ventral nuclei of Gudden.
Segen's Medical Dictionary. © 2012 Farlex, Inc. All rights reserved.