peduncle /pe·dun·cle/ (pĕ-dung´k'l) a stemlike connecting part, especially (a) a collection of nerve fibers coursing between different areas in the central nervous system, or (b) the stalk by which a nonsessile tumor is attached to normal tissue.pedun´cular
peduncle
peduncle
cerebellar peduncles three sets of paired bundles of the hindbrain (superior, middle, and inferior), connecting the cerebellum to the midbrain, pons, and medulla oblongata, respectively.
cerebral peduncle the anterior half of the midbrain, divisible into an anterior part (crus cerebri) and a posterior part (tegmentum), which are separated by the substantia nigra.
pineal peduncle habenula (2).
peduncles of thalamus thalamic radiations.
pe·dun·cle (p -d ng k l, p dng kl)n. 1. See pedicle. 2. See pedunculus. pe·dun cu·lar (p-dngky-lr) adj. |
peduncle
[pədung′kəl]
Etymology: L, pes, foot
a stemlike connecting part, such as the pineal peduncle or a peduncle graft. peduncular, pedunculate, adj.
peduncle
a stemlike connecting part, especially: (1) a collection of nerve fibers coursing between different regions in the central nervous system, or (2) the stalk by which a nonsessile tumor is attached to normal tissue.
cerebellar p's
three pairs of thick, white fiber trunks that arise from the midbrain, pons and medulla and pass into the cerebellum.
cerebral peduncle
the ventral half of the midbrain, divisible into a dorsal part (tegmentum) and a ventral part (crus cerebri), which are separated by the substantia nigra.
peduncle disease
a disease of marine fish caused by the flexibacter Cytophaga psychrophila.
olfactory peduncle
caudal continuation of the olfactory bulb of the brain.
pineal peduncle
see habenula (2).
peduncle
A stalk, often referring to a sessile GI polyp
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