(n.) The whitish mass of soft matter (the center of the nervous system, and the seat of consciousness and volition) which is inclosed in the cartilaginous or bony cranium of vertebrate animals. It is simply the anterior termination of the spinal cord, and is developed from three embryonic vesicles, whose cavities are connected with the central canal of the cord; the cavities of the vesicles become the central cavities, or ventricles, and the walls thicken unequally and become the three segments, the fore-, mid-, and hind-brain.
(n.) The anterior or cephalic ganglion in insects and other invertebrates.
(n.) The organ or seat of intellect; hence, the understanding.
(n.) The affections; fancy; imagination.
(v. t.) To dash out the brains of; to kill by beating out the brains. Hence, Fig.: To destroy; to put an end to; to defeat.
(v. t.) To conceive; to understand.
Example Sentences:
(1) Here we have asked whether protection from blood-borne antigens afforded by the blood-brain barrier is related to the lack of MHC expression.
(2) The extents of phospholipid hydrolysis were relatively low in brain homogenates, synaptic plasma membranes and heart ventricular muscle.
(3) First results let us assume that clinically silent TIAs also (in analogy to clinically silent brain infarctions) could be detected and located.
(4) Brain and ganglia of embryonic Periplaneta americana were grown for 2 to 3 weeks in a chemically defined medium.
(5) The results indicated that neuropsychological measures may serve to broaden the concept of intelligence and that a brain-related criterion may contribute to a fuller understanding of its nature.
(6) To quantify the size of the lesion in mice, the area of the infarct on the brain surface was assessed planimetrically 48 h after MCA occlusion by transcardial perfusion of carbon black.
(7) However, CT will be insensitive in the detection of the more cephalic proximal lesions, especially those in the brain stem, basal cisterns, and skull base.
(8) The fine structure of neurofibrillary tangles in the hippocampal gyrus, substantia nigra, pontine nuclei and locus coeruleus of the brain was postmortem studied in a case of progressive supranuclear palsy.
(9) We similarly evaluated the ability of other phospholipids to form stable foam at various concentrations and ethanol volume fractions and found: bovine brain sphingomyelin greater than dipalmitoyl 3-sn-phosphatidylcholine greater than egg sphingomyelin greater than egg lecithin greater than phosphatidylglycerol.
(10) This study examined the [3H]5-HT-releasing properties of 3,4-methylenedioxymethamphetamine (MDMA) and related agents, all of which cause significant release of [3H]5-HT from rat brain synaptosomes.
(11) In the present investigation we monitored the incorporation of [14C] from [U-14C]glucose into various rat brain glycolytic intermediates of conscious and pentobarbital-anesthetized animals.
(12) Cranial MRI revealed delayed myelination in the white matter but no brain malformation.
(13) When compared with lissencephalic species, a great horizontal fibrillary system (which is vertically arranged in gyral regions) was observed in convoluted brains.
(14) In more than 70 per cent of these, brain injury is the decisive lethal factor.
(15) Brain damage may be followed by a number of dynamic events including reactive synaptogenesis, rerouting of axons to unusual locations and altered axon retraction processes.
(16) Based on our results, we propose the following hypotheses for the neurochemical mechanisms of motion sickness: (1) the histaminergic neuron system is involved in the signs and symptoms of motion sickness, including vomiting; (2) the acetylcholinergic neuron system is involved in the processes of habituation to motion sickness, including neural store mechanisms; and (3) the catecholaminergic neuron system in the brain stem is not related to the development of motion sickness.
(17) The regional distribution of beta-adrenoceptor subtypes was found to be similar to that seen in the rat brain.
(18) We assessed changes in brain water content, as reflected by changes in tissue density, during the early recirculation period following severe forebrain ischemia.
(19) If tracer is introduced into the carotid artery after osmotic treatment, brain uptake is increased by a net factor of 50 (a factor of 70 due to elevation of PA, multiplied by 7 due to infusion by the carotid route) as compared to uptake by normal, untreated brain with infusion into a peripheral vein.
(20) This study examined both the effect of variations in optical fiber tip and in light wavelength on laser-induced hyperthermia in rat brain.
Paunch
Definition:
(n.) The belly and its contents; the abdomen; also, the first stomach, or rumen, of ruminants. See Rumen.
(n.) A paunch mat; -- called also panch.
(n.) The thickened rim of a bell, struck by the clapper.
(v. t.) To pierce or rip the belly of; to eviscerate; to disembowel.
(v. t.) To stuff with food.
Example Sentences:
(1) Cuplike indentations were present on the paunch epithelial surface and were sites of bacterial aggregation.
(2) Thirteen bacterial morphotypes in the paunch were described in detail: seven were observed only in R. flavipes, three were observed only in C. formosanus, and three were common to both termite species.
(3) Only one case was recorded in the long-tailed mouse (Oligoryzomys flavescens), and none in the white paunch mouse (Calomys laucha), both species sympatric with A.
(4) Recent episodes have expanded on the fruit-stall-as-metaphor-for-emotional-rejuvenation theme, with shots of the ex-chippy magnate sighing at customers, his paunch peering tentatively over his post-traumatic bumbag in a fashion that suggested normality – if not, perhaps, dignity – was imminent.
(5) In addition to the paunch, the midgut was also colonized by bacteria that were situated between epithelial microvilli.
(6) He was a talented sportsman before he lost the sight in his left eye in a rugby match, and still moves around with astonishing speed, despite an expanding paunch pushing at the buttons of his thick cotton shirt.
(7) The paunch epithelium was densely colonized by bacteria, many of which possessed holdfast elements that secured them tightly to this tissue and to other bacterial cells.
(8) The relative concentration (per mg total protein) was found to be in the order: Pancreas greater than liver greater than lymph node greater than testes, fat tissue greater than parotid gland, brain, spleen, lung greater than small intestine, spinal cord, large intestine, kidney greater than paunch, aorta greater than skeletal muscle greater than heart.
(9) Body measurements (heart and paunch girths, wither height, chest depth, pelvic length and width, and body length), body weight, and calving evaluation data (calf birth weight, calf sex, calf presentation, and calving assistance needed) were collected from 1974 parities of 762 Holstein cows between 1968 and 1986.
(10) The termite paunch microbiota consisted of an abundance of morphologically diverse bacteria and protozoa.
(11) Besides bacteria, the protozoan Pyrsonympha vertens adhered to the paunch epithelium of R. flavipes by means of an attachment organelle.
(12) But I hate that when I get up in the morning about a second later my paunch follows.
(13) Adipose tissue was found in all the typical mammalian depots and in the superficial abdominal paunch, which enlarged disproportionately in obese specimens, forming an almost continuous layer over most of the body.
(14) Phenotypic correlations of dam body traits with calf birth weight were all significantly positive when combined for all parities and ranged from .23 for paunch girth to .27 for body weight and heart girth.
(15) Adipocytes in the paunch depot showed biochemical properties in common with those in the groin depots.
(16) When he ended his career in 1999, aged 42, his hair was greying, he developed a paunch and he was often mocked for his feminine voice and questioned over whether he was gay.
(17) Amid the sea of balding scalps and protruding paunches, Flint, the 47-year-old minister for Europe, stands out like an exotically plumed peacock in a farm full of battery hens.