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peduncle
(redirected from cerebellar peduncles)

   Also found in: Medical, Encyclopedia, Wikipedia 0.04 sec.
pe·dun·cle  (p-dngkl, pdngkl)
n.
1. Botany The stalk of an inflorescence or a stalk bearing a solitary flower in a one-flowered inflorescence.
2. Zoology A stalklike structure in invertebrate animals, usually serving as an attachment for a larger part or structure.
3. Anatomy A stalklike bundle of nerve fibers connecting different parts of the brain.
4. Medicine The stalklike base to which a polyp or tumor is attached.

[New Latin pedunculus, diminutive of Latin ps, ped-, foot; see ped- in Indo-European roots.]

pe·duncu·lar (p-dngky-lr) adj.

peduncle [pɪˈdʌŋkəl]
n
1. (Life Sciences & Allied Applications / Botany) the stalk of a plant bearing an inflorescence or solitary flower
2. (Life Sciences & Allied Applications / Anatomy) Anatomy a stalklike structure, esp a large bundle of nerve fibres within the brain
3. (Medicine / Pathology) Pathol a slender process of tissue by which a polyp or tumour is attached to the body
4. (Life Sciences & Allied Applications / Biology) Biology another name for pedicel [2]
[from New Latin pedunculus, from Latin pedīculus little foot; see pedicle]
peduncled , peduncular [pɪˈdʌŋkjʊlə] adj

peduncle  (p-dngkl, pdngkl)
1. The stalk that attaches a single flower, flower cluster, or fruit to the stem. See more at flower.
2. A stalk supporting an animal organ, such as the eyestalk of a lobster.
3. A slender stalk by which the base of a nonsessile tumor is attached to normal tissue.
4. Any of several stalklike connecting structures in the brain, composed either of white matter or of white and gray matter.
ThesaurusLegend:  Synonyms Related Words Antonyms
Noun1.pedunclepeduncle - the thin process of tissue that attaches a polyp to the body
growth - (pathology) an abnormal proliferation of tissue (as in a tumor)
pedunculated polyp - a polyp with a stalk or peduncle
2.peduncle - stalk bearing an inflorescence or solitary flower
flower stalk, scape - erect leafless flower stalk growing directly from the ground as in a tulip
pedicel, pedicle - a small stalk bearing a single flower of an inflorescence; an ultimate division of a common peduncle
3.peduncle - a bundle of myelinated neurons joining different parts of the brain
nerve pathway, nerve tract, pathway, tract - a bundle of myelinated nerve fibers following a path through the brain
forebrain, prosencephalon - the anterior portion of the brain; the part of the brain that develops from the anterior part of the neural tube
Translations
peduncle [pɪˈdʌŋkl] npeduncolo
peduncle [pɪˈdʌŋkl] npeduncolo


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? Mentioned in ? References in periodicals archive
 
situated between two peduncles, as between two cerebellar peduncles.
[22] The researchers also found that the signal intensity measured within the pons and middle cerebellar peduncles was higher than for controls, and these hyperintensities were more pronounced for patients with the cerebellar types of MSA.
These structures include dorsal and ventral spinocerebellar pathways, pontine nuclei (disruption of the corticopontocerebellar pathway), and any of the three cerebellar peduncles (through which run all of the cerebellar input and output fibers).
 
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