What's the difference between peduncle and stalk?

Peduncle


Definition:

  • (n.) The stem or stalk that supports the flower or fruit of a plant, or a cluster of flowers or fruits.
  • (n.) A sort of stem by which certain shells and barnacles are attached to other objects. See Illust. of Barnacle.
  • (n.) A band of nervous or fibrous matter connecting different parts of the brain; as, the peduncles of the cerebellum; the peduncles of the pineal gland.

Example Sentences:

  • (1) Exposure to short photoperiod increased the number of immunoreactive cell bodies within the anterior hypothalamus and preoptic area (AHPOA) and also increased the optical density for staining of immunoreactive cell bodies in the AHPOA and olfactory peduncle.
  • (2) In excised regenerating peduncles algae divide before digestive cells, and at the onset of digestive cell division mitotic cells were found to contain almost twice the number of algae as before excision.
  • (3) ruber, anterodorsolateral midbrain tegmentum, superior and inferior colliculi, pontine gray, cerebral peduncles, medial pontine reticular formation, raphe and vestibular nuclei did not affect the acoustic structure of the calls tested.
  • (4) The chief characteristics of stage 18 (approximately 44 postovulatory days) are rapidly growing basal nuclei; appearance of the extraventricular bulge of the cerebellum (flocculus), of the superior cerebellar peduncle, and of follicles in the epiphysis cerebri; and the presence of vomeronasal organ and ganglion, of the bucconasal membrane, and of isolated semicircular ducts.
  • (5) Individual axons leave the ventral peduncle and run dorsally in the transverse plane, entering the dorsal lateral geniculate complex from its ventral edge.
  • (6) All of those lesions were located in the brainstem or cerebellar peduncles and were identified by NMR, but missed by CT.
  • (7) This copper-chelating agent produces demyelination in the corpus callosum and superior cerebellar peduncles, and when treatment is stopped, there is rapid remyelination.
  • (8) In our case there was a "flow" of carcinomatous cells along the fistula, which entered the meningocele, invading the subdural space as far as the peduncle.
  • (9) The presence of Arg-Phe-amide (RFamide)-like peptides in dense-cored vesicles in neurons of the peduncle of Hydra was demonstrated by immunogold electron microscopy.
  • (10) The dorsolateral, lateral, and medial pontine nuclei and the middle cerebellar peduncle were effective stimulation-CS sites for training.
  • (11) Other precerebellar nuclei which send their cerebellipetal axons to the inferior cerebellar peduncle, such as the external cuneate nucleus, the lateral reticular nucleus and the arcuate nucleus, were normally preserved.
  • (12) In these pontocerebellar infarcts the middle cerebellar peduncle was the core of the affected territory.
  • (13) Conditioning-test procedures revealed that cerebral peduncle stimulation strongly blocked the thalamocortical (test) response, especially after ethanol, but thalamic stimulation (conditioning) had no effect upon the surface negative wave.
  • (14) Pathologically there was necrosis of the optic chiasma and focal areas of myelin sheath vacuolation or demyelination in certain areas of the brain, especially in the cerebellar peduncles.
  • (15) Section of the superior cerebellar peduncle just rostral to the deep cerebellar nuclei results in degenerating axon terminals within the contralateral inferior olive.
  • (16) These high intensity areas of internal capsule, brain stem and middle cerebellar peduncle on T2 weighted image would be significant for understanding pyramidal tract sign and cerebellar sign of this case.
  • (17) Postmortem studies were carried out upon five cases and showed either pathological changes in the cerebellum or a lesion involving the cerebellar peduncles in the brain stem.
  • (18) We concluded that in combination with intra-operative CSF drainage and the sitting position the infratentorial supracerebellar approach allows safe access to lesions situated in an area limited by the posterior part of the third ventricle, the fastigium level and both cerebellar peduncles.
  • (19) The centre for control of the four eye-muscle nerves in the anterior lateral pedal lobe receives many fibres direct from the statocyst and from the peduncle and basal lobes, but none direct from the optic lobe.
  • (20) Cerebellar cortex, cerebellar peduncles and spinocerebellar tracts were preserved.

Stalk


Definition:

  • (n.) The stem or main axis of a plant; as, a stalk of wheat, rye, or oats; the stalks of maize or hemp.
  • (n.) The petiole, pedicel, or peduncle, of a plant.
  • (n.) That which resembes the stalk of a plant, as the stem of a quill.
  • (n.) An ornament in the Corinthian capital resembling the stalk of a plant, from which the volutes and helices spring.
  • (n.) One of the two upright pieces of a ladder.
  • (n.) A stem or peduncle, as of certain barnacles and crinoids.
  • (n.) The narrow basal portion of the abdomen of a hymenopterous insect.
  • (n.) The peduncle of the eyes of decapod crustaceans.
  • (n.) An iron bar with projections inserted in a core to strengthen it; a core arbor.
  • (v. i.) To walk slowly and cautiously; to walk in a stealthy, noiseless manner; -- sometimes used with a reflexive pronoun.
  • (v. i.) To walk behind something as a screen, for the purpose of approaching game; to proceed under clover.
  • (v. i.) To walk with high and proud steps; usually implying the affectation of dignity, and indicating dislike. The word is used, however, especially by the poets, to express dignity of step.
  • (v. t.) To approach under cover of a screen, or by stealth, for the purpose of killing, as game.
  • (n.) A high, proud, stately step or walk.

Example Sentences:

  • (1) Regeneration and reorganization of the proximal cut end of the pituitary stalk is demonstrated in Ompok bimaculatus with the aid of in situ staining technique.
  • (2) Thus, the long stalks of Sk1 or phosphate-starved caulobacters are not merely a function of their longer doubling times.
  • (3) The mesenchyme surrounding the stalk stains positively for fibronectin.
  • (4) Do know how much stalking is too much stalking Seven pages into Google is too much.
  • (5) A rich network of fibers was observed in the median eminence coursing towards the pituitary stalk.
  • (6) ECF1 is separated from the membrane-embedded F0 by a narrow stalk approximately 40 A long and approximately 25-30 A thick.
  • (7) Hormone secretion was increased by electrical stimulation of the pituitary stalk at different frequencies.
  • (8) Furthermore, there were differences between anterior and posterior regions of both slime sheaths and stalk tubes.
  • (9) Five minutes from time a fat red shirt stalked past making the tosser sign and, for emphasis, yelling: "Fucking wankers!"
  • (10) Septal release slightly decreased during pituitary stalk stimulation, whereas it did increase during stimulation of the supraoptic region.
  • (11) It is hemispherical in shape and is located at the end of a 1.5 mm long eye stalk.
  • (12) Since such rats supposedly have a normal pigment distribution and a normal pattern of decussation at the optic chiasm, this finding appears to undermine the suggested role played by stalk melanin in establishing the laterality of retinal fibre projections in other mammalian species.
  • (13) As culmination proceeds, pstA cells transform into pstB cells by activating the ecmB gene as they enter the stalk tube.
  • (14) Other steps, such as the introduction of a national stalking helpline and national revenge pornography helpline have assisted victims.
  • (15) And we know once they leave, men will follow and stalk them.
  • (16) The ultrastructure of some aggregating microorganisms, including fungal hyphae and sheath-forming and stalked bacteria, was studied in detail, and several modes of aggregation were suggested.
  • (17) George, a loner who was said to have stalked and photographed hundreds of women, always maintained his innocence.
  • (18) • One in 10 women have been stalked by a previous partner.
  • (19) Police investigating the Virginia Polytechnic Institute and State University massacre, which left 33 dead, mainly students, blamed Cho, a fourth-year English student who lived on the campus, for earlier incidents ranging from stalking women to setting fire to a dormitory.
  • (20) The editor of the Spectator stalks the corridors reminding all and sundry that the national debt will have risen far faster and higher under Cameron than under Labour in 13 years.