pedun'culus, pi. pedun'culi

[L. dim. of pes, foot.] Peduncle, p. cer'ebri [BNA], cerebral peduncle, crus cerebri, a large white bundle emerging, in close relation with its fellow, from the upper part of the pons and pa ing outward and forward to enter the cerebrum, p. cor'por is callo'- si [BNA], peduncle of the corpus callosum, a term som.etimes applied to the gyrus sub cal los us because of its position immediately under the anterior part of the corpus callosum. p. cor'- por is mamilla'ris, peduncle of the mammillary body, fasciculus* pedunculomamillaris. p. cor'- por is plnea'lis, peduncle of the pineal body, habenula [BNA]. p. flocc'uli [BNA], the lateral expansion of the posterior medullary velum toward the flocculus of the cerebellum on either side. p. thal'ami, peduncle of the thalamus, one of several groups or strands of fibers streaming out from the thalamus to every part of the cortex; they are designated anterior, superior, posterior, and inferior peduncles, or the frontal, parietal, occipital, and ventral stalks of the thalamic radiation.