(n.) The act of rolling anything upon itself, or one thing upon another; a winding motion.
(n.) The state of being rolled upon itself, or rolled or doubled together; a tortuous or sinuous winding or fold, as of something rolled or folded upon itself.
(n.) An irregular, tortuous folding of an organ or part; as, the convolutions of the intestines; the cerebral convolutions. See Brain.
Example Sentences:
(1) When compared with lissencephalic species, a great horizontal fibrillary system (which is vertically arranged in gyral regions) was observed in convoluted brains.
(2) The method is implemented with a digital non-causal (zero-phase shift) filter, based on the convolution with a finite impulse response, to make the computation time compatible with the use of low-cost microcomputers.
(3) In situ hybridization of SMG sections showed that Aeg-1 and Aeg-2 transcripts are produced by the cells of granular convoluted tubules.
(4) The NAD-dependent enzymes (except alpha-GPDH) showed a stronger reactivity in the proximal tubules, while the NADP-dependent ones were more reactive in the thick limb of Henle's loop and distal convoluted tubules.
(5) The recent identification among non-Hodgkin's malignant lymphomas of a high-grade malignancy entity of possible thymic origin and defined as lymphoblastic convoluted-cell lymphoma allowed the morphologic and radiological diagnosis of nine cases of this disease.
(6) Peritubular capillary microperfusion was used to examine the effects of protein-free and hyperoncotic homologous plasma on fluid reabsorption by proximal convoluted tubules in the hydropenic rat.
(7) In submandibular glands, 1 to 4 weeks after ovariectomy, no changes were observed in percentages of the acinar, intercalated duct, and granular convoluted tubular areas occupying photomicrographs.
(8) Rail campaigners claim that the convoluted carriage-ordering system contributes to overcrowding.
(9) The delivery of sodium to the end of the proximal convoluted tubule was considerably reduced in each group of thiazide-treated rats.
(10) Glucose-6-phosphatase was 20 times higher in the early part of the convoluted segment than in the late part of the straight segment.
(11) There were large numbers of lipid vacuoles within hepatocytes, epithelial cells of the proximal convoluted tubule of kidney and macrophages of the liver, spleen and lymph node.
(12) Asked whether the US tax code was convoluted and difficult to understand partly because of lobbying by companies including Apple for exemptions, Cook replied: "No doubt."
(13) As determined by in situ hybridization analysis, epithelial cells of proximal convoluted tubules of cortical nephrons express KAP mRNA in response to androgenic stimulation while similar cells in the juxtamedullary S3 segment of the tubules express KAP mRNA under estrogenic and pituitary hormonal control.
(14) Three antibodies bound to brush-border membranes of proximal convoluted and straight tubules.
(15) The smaller dose of iohexol and the larger dose of all the contrast media induced a statistically significant (P < .001 or .01) cytoplasmic vacuolization in the proximal convoluted tubule (PCT) cells.
(16) The basement membranes of the proximal and distal convoluted tubules, those of Bowman's capsule and glomerulus, and the mesangial matrix were labeled for all the antigens but to differing extents.
(17) The microfibril has been constructed by convolution of th elementary fibril with a two dimensional point lattice.
(18) The differences in performance for successive cross-hand and within-hand keypresses were examined using IKT distributions and hazard functions, and it was shown that the empirical hazard functions could be fit by the theoretical hazard function derived from the convolution of normal and inverse Gaussian random variables.
(19) Such a scheme (linear convolutional recognizer, LCR) assigns a number (weight) to each type of monomer, and then convolutes some window function with the sequence of weights.
(20) These studies demonstrate that net oxalate secretion occurs in the early portions of the proximal convoluted tubule, undergoes bidirectional transport of approximately equal magnitude in later segments of the proximal tubule, and probably is not transported in more distal nephron sites.
Sulcus
Definition:
(n.) A furrow; a groove; a fissure.
Example Sentences:
(1) A total of 63 patients (95%) showed varying degrees of hyperostosis involving the cribiform plate, planum sphenoidale, or tuberculum sellae (including the chiasmatic sulcus).
(2) Several types of neurons were differentiated on the basis of a study of neuronal activity in various parts of the cortex near the sulcus principalis during the execution of spatial delayed reactions by monkeys.
(3) It was established that the different types of neurons are represented in different numbers in different parts of the cortex near the sulcus principalis.
(4) For example, in the lightly innervated fundus of the principal sulcus (area 46), labeled fibers were primarily present in layer I and layers V-VI, whereas in area 9, the most densely innervated region, TH-labeled fibers were present in all cortical layers.
(5) Insertion of the material after careful tailoring to the individual patient's own mandibular size and configuration requires a generous posterior lower buccal sulcus incision.
(6) The average width of the ciliary sulcus is 11.1 mm, indicating that a 12.5 mm IOL is of a sufficient size to be firmly fixed in this sulcus.
(7) Pathological examination showed both haptics located in the ciliary sulcus.
(8) When the knee was in extension compared to 30 degrees flexion, the sulcus angle was greater, the lateral patellofemoral angle was smaller, there was more lateral patellar displacement, the patella tilted more laterally, and the congruence angle was directed more laterally.
(9) The populations of cells labelled following phrenic and thoracic injections overlapped, primarily at the lateral edge of the cruciate sulcus.
(10) For accurate localization of the central sulcus by cortical SEP's, the distribution of potentials must be analyzed with extensive exposure of the sensorimotor cortex.
(11) Histological findings in control specimens from 13 subjects showed parakeratinization for varying distances in the sulcus epithelium apical to the gingival crest.
(12) The area corresponding to the location of the highest concentration of GnRH-containing axons was observed to be largely avascular and separated from the vessels of the tuberoinfundibular sulcus by a "border zone" composed of glial foot processes.
(13) Gingival blood flow and temperature were monitored continuously before and after cooling via a twin probe placed in the gingival sulcus on the buccal of tooth No.
(14) Here the fornix-transected group was impaired but the group with sulcus principalis ablations was normal.
(15) A cyto- and myeloarchitectonic parcellation of the superior temporal sulcus and surrounding cortex in the rhesus monkey has been correlated with the pattern of afferent cortical connections from ipsilateral temporal, parietal and occipital lobes, studied by both silver impregnation and autoradiographic techniques.
(16) During the opening of the sulcus spiralis internus the inner supporting cells become considerably smaller, some of them undergo complete destruction by cytolysis, with pyknosis and karyorrhexis.
(17) Spirochetes appear to grow preferentially on the external surface of subgingival plaque in close contact to the gingival tissue of the deepened sulcus.
(18) The labial cleft is continued in the sulcus papillae palatinae.
(19) The anterior portion of the "cingulate corticospinal area" in the lower bank of the cingulate sulcus; 2.
(20) In the case of the suppurative reaction, pus drained along a root surface, destroying the periodontal ligament and interradicular bone until it emerged at the gingival sulcus.