(n.) A bridge; -- applied to several parts which connect others, but especially to the pons Varolii, a prominent band of nervous tissue situated on the ventral side of the medulla oblongata and connected at each side with the hemispheres of the cerebellum; the mesocephalon. See Brain.
Example Sentences:
(1) The pons, on the other hand, has a bioelectrical activity of its own during PS, i.e., the ponto-geniculo-occipital spikes (PGO).
(2) These included the noradrenergic, TH- and DBH-immunoreactive cell groups of the pons and medulla.
(3) + inf., pons + medulla), rCBF increased toward the control level gradually, and it completely recovered 60 min after recirculation.
(4) Injection of the tracer substance wheat germ agglutinin-horseradish peroxidase (WGA-HRP) directly into the basilar pontine nuclei using a ventral surgical approach resulted in the labeling of somata in many areas both rostral and caudal to the basilar pons.
(5) Urea decreased and valine increased in the TD medulla-pons.
(6) Recently, direct pathways from the dorsolateral pons to the ON, probably involved in supraspinal micturition control, have been reported (Holstege et al., 1986).
(7) In the pons, PRV labeled neurons were found bilaterally in the locus ceruleus, subceruleus region, and parabrachial complex.
(8) P3.1 and P3.8 were identified only as farfield potentials in intracranial recordings from the pons and more rostral regions.
(9) Computed tomography showed a lesion in the pons, and seven months later he was found to have metastatic adenocarcinoma.
(10) Weaker linkage between the CF locus and the locus for the serum enzyme activity marker paraoxonase (PON) was detected, theta = 0.18, zeta = 0.76.
(11) In the medulla and pons the ir appeared as from E12.
(12) Pons-Tortella et al reported the sparing of this nucleus in acute anterior poliomyelitis.
(13) Effects of noxious electrical tooth stimulations and intraarterial administration of bradykinin or inhalation of volatile anesthetics on substance P content in the diencephalon-mesencephalon, pons-medulla and the spinal cord were examined in the rat.
(14) Synchronization of phasic bursts was consistently observed between simultaneously recorded structures and this, along with the time course of early increments in SW was consistent with the notion that mesencephalic reticular activity is controlled by leading influences from the pons.
(15) Specifically, a decrease in the central conduction times was noted for the I-III interpeak interval, suggesting neurophysiologic dysfunction in the area of the pons and cerebellum.
(16) Among them, two patients had deformities of the pons.
(17) This study examines the effects of styrene oxide, a reactive metabolite of the neurotoxic solvent styrene, on GSH metabolism in six regions of the rat brain (cortex, cerebellum, medulla-pons, hippocampus, striatum and hypothalamus).
(18) The course of the fiber pathways to pons from parasensory association areas in the rhesus monkey was investigated by injection of tritiated amino acids and the technique of autoradiography.
(19) 1 The ability of chlorpromazine to antagonize the effects of iontophoretic application of (+)-amphetamine to single neurones in the medulla and lower pons of anaesthetized rats has been studied.
(20) Noradrenaline concentration was elevated in the brain stem, particularly in the pons, and decreased in the cerebral cortex and the spinal cord while in the cerebellum, the effects were dependent on the mode of administration.
Pony
Definition:
(n.) A small horse.
(n.) Twenty-five pounds sterling.
(n.) A translation or a key used to avoid study in getting lessons; a crib.
(n.) A small glass of beer.
Example Sentences:
(1) The compromised ice sheet tilts and he sinks into the Arctic Sea on the back of his faltering white Icelandic pony.
(2) "We see him driving around, but he keeps to himself and we're quite close neighbours," said Libbi Darroch, as she groomed her 7-year-old showjumper Muffy at the Coatesville pony club.
(3) In a further study, three ponies treated on separate occasions with lincomycin, administered orally, died or were destroyed 67 to 72 h after initial treatment.
(4) Principal ponies had a history of heaves, a disease characterized by recurrent airway obstruction.
(5) Nine Przewalski's horse embryos were transferred surgically, and 2 non-surgically, to domestic Welsh-type pony mares.
(6) The erythrogram (erythrocyte histogram) and red cell distribution width (RDW) were evaluated in 5 purebred horses and 1 pony of mixed breeding with experimentally induced anemia.
(7) Pulmonary function measurements were made in control ponies and in ponies with recurrent obstructive pulmonary disease (principals) during clinical remission and during an attack of acute airway obstruction.
(8) The Campbell family has been breeding ponies in Glenshiel for more than 100 years and now runs a small pony trekking centre offering one-hour treks along the pebbly shores of Loch Duich and through the Ratagan forest as well as all-day trail rides up into the hills for the more adventurous.
(9) However, large colon resection was associated with hypophosphatemia in three of the six ponies and produced an overall significantly lower phosphate concentration in the experimental ponies.
(10) A pony-tailed local businessman, Hall rose to prominence during the referendum campaign when he used a reconditioned Green Goddess fire engine to distribute pro-independence literature.
(11) A critical trial was performed with five ponies 6-9 months of age and raised on a horse farm with demonstrated benzimidazole-resistant cyathostomes.
(12) A second group of 5 ponies was fed a ration at varying rates containing 8 ppm FB1 for 180 days.
(13) Significantly (P less than 0.02) higher mean total numbers of P equorum were found in the small intestinal contents of the controls on day 14 (51) and on day 35 (21) than in the ivermectin-treated ponies on days 14 (0) and 35 (3).
(14) The prevalence of Anoplocephala perfoliata in 103 horses and ponies from Clwyd, Powys and the adjacent English marches, slaughtered during January 1987, was 69 per cent.
(15) The hindlimbs of 3 ponies and 3 horses were dissected.
(16) The results were compared to two control ponies and four others infected by accidental transmission.
(17) Further evidence that reinnervation occurred in the larynges of these ponies was determined in microscopic sections of the recurrent laryngeal nerves and muscles, which showed regenerative activity and muscle fiber-type grouping, respectively.
(18) Larvae of D arnfieldi were found in fecal samples of 112 (2%) of 5,379 horses on the 90 farms of which 38% had greater than or equal to 1 infected animal; none of 19 ponies examined was infected.
(19) A paste formulation containing 14.3 per cent of oxibendazole and 44 per cent of trichlorfon was administered to 33 ponies and horses.
(20) Ponies given PBZ and prostaglandin E2 remained clinically healthy and did not develop hypoproteinemia or mucosal atrophy.