mammillotegmental fasciculus

ma·mmil·lo·teg·men·tal fas·cic·u·lus

[TA] 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. Synonym(s): fasciculus mammillotegmentalis [TA]

mammillotegmental tract

The neural tract that connects the mammillary nuclei of the hypothalamus with the dorsal and ventral nuclei of Gudden.