peduncle of mammillary body

pe·dun·cle of mamm·il·lar·y bod·y

a fascicle of nerve fibers passing to the mamillary body along the anterior surface of the midbrain; it consists of fibers that originate from the dorsal and ventral tegmental nuclei.

Synonym(s): fasciculus pedunculomammillaris, pedunculomammillary fasciculus, pedunculus corporis mammillaris