(n.) A cavity open at one end, as the blind end of a canal or duct.
(n.) The blind part of the large intestine beyond the entrance of the small intestine; -- called also the blind gut.
Example Sentences:
(1) The remaining case had a calibre persistent submucosal artery within the caecum that was found incidentally in a resection specimen.
(2) The bacteriostatic effect was evident both in the small intestine and in the distal part of the intestine containing caecum and colon.
(3) Binding studies with iodinated motilin revealed that in the small intestine motilin receptor density decreased aborally, disappeared in the caecum but returned in the colon and rectum.
(4) The average rates of development of the contractile and relaxation phases and their relative dependence in the acetylcholine contractile effect, after treatment with papaverine, prostaglandines E1 and F2 alpha and BaCl2, are tested on longitudinal and circular smooth muscles of guinea-pig caecum.
(5) Basic amino acids (Arg, Lys, His) stimulate the absorption of serine and threonine from the caecum of pigs.
(6) The stimulatory effect of acetylcholine on ir-TRH release from the rat caecum was blocked with an addition of atropine.
(7) Surgery of the perforated caecum and ampulla recti was carried out during the first 24 hours, and that of the sigmoid flexure on the seventh day.
(8) Cold storage (2 degrees C) treatment progressively reduced noradrenaline uptake by the taenia caecum of the guinea-pig.
(9) Hence, the radiological correlate of the pseudo-obstruction of the colon is not specific, but it does supply a pointer to the disease of its shows dilation of the caecum, colon ascendens and colon transversum with air-pockets and reflected imaging as well as a usually not dilated colon descendens with remarkably little air.
(10) Single cells were prepared from the guinea-pig taenia caecum and used for the study of drug-receptor interactions.
(11) This paper describes the embryology, anatomy, basic pathology and clinical features of the condition with characteristic X-rays showing the patent foramen caecum and outlines the operative repair.
(12) These results suggest that the inhibitory action of dehydrocorydaline on the relaxation or contraction, produced by nicotine and electrical nerve stimulation, is due to blockade of noradrenaline release from the adrenergic nerve terminals in both the taenia caecum and pulmonary artery.
(13) The present data cast doubt upon so-called "descending of the caecum" described in current textbooks of embryology.
(14) Attempts at extra-cranial repair have met little success as they do not take into account the basic embryology and anatomy of the condition and fail to tackle the sac at the patent foramen caecum, the neck of the sac.
(15) In later stages, on human embryos of 11 to 16 mm (37 to 44 days of age; Carnegie stages 16 to 18), the mesoblastic anlage of the appendix is more evident, but it is not invaded by the entoblastic cells which come from the caecum on embryos of 12 to 13 mm.
(16) Necropsy revealed no notable drug related abnormalities except in caecum of all test groups.
(17) The relationship between the sensitivity (the pD2 value) of carbachol and the density (the total concentration of receptors) of muscarinic receptors using single cells from the guinea pig taenia caecum prepared with a mixture of crude collagenase and trypsin inhibitor, purified collagenase alone, and a mixture of purified collagenase and papain was examined.
(18) In all the animals, enterokinase values were unequivocally the highest in the duodenal mucosa; in the other intestinal segments it displayed a marked aboral decrease, so that we found about 30% of duodenal activity in the jejunum, trace amounts in the ileum and zero values in the caecum and the sigmoid flexure.
(19) In controls, ileal emptying was faster, peak % counts in the caecum were higher, and ileocaecal clearance was greater than in those with IBS.
(20) The caecum and colon were left in place and their contents slowly emptied through a cannula located in the distal colon; accordingly, no food arrived in this caeco-colic compartment.
Ileum
Definition:
(n.) The last, and usually the longest, division of the small intestine; the part between the jejunum and large intestine.
(n.) See Ilium.
Example Sentences:
(1) The use of glucagon in double-contrast studies of the colon has been recommended for various reasons, one of which is to facilitate reflux of barium into the terminal ileum.
(2) Autopsy revealed serious somatic diseases (stenosis of the ileum in two cases and brain tumor in one); their symptoms had been largely overlapped by those of anorexia nervosa.
(3) Angiotensin tachyphylaxis was studied in the isolated guinea pig ileum under isometric conditions.
(4) The effect of p-nitrophenylphosphate (p-NPP) on the release of acetylcholine evoked by drugs and ionic environments known to inhibit Na+, K+-ATPase was studied in isolated cortical slices of rat brain and longitudinal muscle strip of guinea-pig ileum.
(5) The mechanisms underlying the biphasic response (BR) of the circular muscle of the guinea pig ileum (CMGPI) to bradykinin (BK) have been examined.
(6) At a concentration of 10 microM, tetraamine 4 did not affect histamine and 5-hydroxytryptamine receptors of guinea pig ileum or alpha-adrenoreceptors of guinea pig atria whereas it inhibited postsynaptic alpha-adrenoreceptors of rat vas deferens with a -log K value of 5.23 and nicotinic receptors of frog rectus abdominis with an IC50 value of 0.23 microM.
(7) A case of low atresia of the ileum, diagnosed prenatally by real-time ultrasound scanning, is presented.
(8) This site-specific infection of the ileum by reovirus may provide a model for diseases that are restricted to specific sites in the intestine.
(9) Differences in sensitivity to phenoxybenzamine and pA2 values suggest the existence of at least two and possibly three neurokinin receptors in the guinea-pig ileum.
(10) In short-term studies, luminal biotin disappearance from rat ileum was about half that observed in the jejunum, whereas absorption by proximal colon was about 12% of that in the jejunum.
(11) Varicose fibres were found in the myenteric plexuses of the duodenum, jejunum, ileum and colon.
(12) In vitro tests with isolated trachea or ileum of guinea pigs show that flupirtine possesses no or very weak antagonism against histamine-induced spasms.
(13) The serum from animals which had received injections into the proximal small intestine had high radioactivity and one peak at 7S; the serum from animals which had received injections into the ileum had low radioactivity and no activity in the 7S region.
(14) A study was made of the innervation of the longitudinal muscle of the toad ileum with particular emphasis on the splanchnic innervation by non-adrenergic, non-cholinergic (NANC) nerves.
(15) Production of F41 in vivo was demonstrated by immunofluorescence assay of sections of ileum and by seroconversion against F41 antigen by pigs challenged with F41+ and K99+ F41+ ETEC strains.
(16) The virus has an affinity for the alimentary tract, especially the ileum and right colon.
(17) The maternal venous blood concentration of atropine, determined by bioassay on guinea pig ileum, decreased rapidly in the first 3--5 min and very slowly therafter.
(18) From these results, it is concluded that TM-906 produces, depending on the contractile activity of the preparations, a potentiation or an inhibition of the spontaneous contraction of duodenum and ileum in both guinea pigs and rabbits and that the potentiation by TM-906 is more pronounced in the ileum than in the duodenum.
(19) Biological activity has been determined on the rabbit pulmonary artery (RPA) and hamster trachea (HT) preparations, chosen as representative of the NK-2A and NK-2B receptor subtypes, respectively, and on the rabbit bronchus (RB), guinea-pig bronchus (GPB), human urinary bladder (HuUB), human ileum (HuI) and human colon (HuC) preparations to verify the previously described NK-2A character of these tissues.
(20) Affected lymph nodes from 3 patients with Crohn's disease were homogenised and inoculated intramurally into the distal ileum of five piglets.