(n.) A cavity, or one of the cavities, of an organ, as of the larynx or the brain; specifically, the posterior chamber, or one of the two posterior chambers, of the heart, which receives the blood from the auricle and forces it out from the heart. See Heart.
(n.) The stomach.
(n.) Fig.: Any cavity, or hollow place, in which any function may be conceived of as operating.
Example Sentences:
(1) This paper discusses the typical echocardiographic patterns of a variety of important conditions concerning the mitral valve, the left ventricle, the interatrial and interventricular septum as well as the influence of respiration on the performance of echocardiograms.
(2) A quadripolar catheter was positioned either at the site of earliest ventricular activation during induced monomorphic ventricular tachycardia or at circumscribed areas of the left ventricle.
(3) The origin of the aorta and pulmonary artery from the right ventricle is a complicated and little studied congenital cardiac malformation.
(4) Thus, mechanical restitution of the ventricle is a dynamic process that can be assessed using an elastance-based approach in the in situ heart.
(5) Defibrotide prevents the dramatic fall of creatine phosphokinase activity in the ischemic ventricle: metabolic changes which reflect changes in the cells affected by prolonged ischemia.
(6) Mitoses of nuclei of myocytes of the left ventricle of the heart observed in two elderly people who had died of extensive relapsing infarction are described.
(7) Gardner proposed that anomalies at the exit of the fourth ventricle produce a communicating syringomyelia.
(8) The authors report a case of epidermoid tumor of the lateral ventricle.
(9) It may, however, be useful to compare local wall dynamics in the more isometrically-contracting basal segment with those in the middle portion which brings about most of the emptying of the ventricle.
(10) Patients with MID, but not those with DAT, exhibited correlations between enlargement of the third and lateral ventricles and severity of cognitive impairment.
(11) Following injections of HRP into the apex of the heart, the sinoatrial (SA) nodal region and the ventral wall of the right ventricle, we observed that HRP-labeled sympathetic neurons were localized predominantly in the right stellate ganglia, and to a lesser extent, in the right superior and middle cervical ganglia, and left stellate ganglia.
(12) When histamine (5 micrograms) was injected into three different levels of the ventricular system, the magnitude and duration of the resulting increases in plasma epinephrine and glucose were in the following rank order: the third ventricle greater than aqueduct much greater than fourth ventricle.
(13) To find out whether the deeper inhibition of replicative activity in ventricular myocytes influences fibroblasts and endothelial cells from ventricles, the proliferative activity of non-muscle cells was studied.
(14) Rapid right ventricular pacing increased the extent and degree of dyskinesia of the left ventricle, but premedication with nicorandil improved the wall motion.
(15) Computer-aided axial tomography revealed progressive development of atrophy of the left hemisphere and compensatory dilatation of the ventricles.
(16) Severity of leukoaraiosis around the frontal horns of the lateral ventricles correlated significantly with severity of leukoaraiosis of the centrum semiovale adjacent to the bodies of the lateral ventricles.
(17) Animals were chronically implanted with epidural or deep recording electrodes and a cannula in one lateral ventricle, and tested whilst seated in a primate chair.
(18) In acute experiments on 16 dogs the anterior descending branch of the left coronary artery was stenosed to produce a hypokinesia or dyskinesia of the anterior wall of the left ventricle.
(19) In spite of the limitations arising from the complex geometry of the right ventricule, echocardiography may be the most important non-invasive technique in the evaluation of the structural and functional repercussion of hypertension on the right ventricle.
(20) The length of the diaphragmatic wall of the heart in both the right and left ventricle was equal to the sum of the length of the inflow tract and the thickness of the ventricular wall at the apex.
Ventriculus
Definition:
(n.) One of the stomachs of certain insects.
(n.) The body cavity of a sponge.
Example Sentences:
(1) The average pH's for laying hens were: crop 4.88, proventriculus 5.27, ventriculus 4.77, duodenum 5.57, jejunum 6.15, ileum 7.82, and colon 6.65.
(2) The ventriculus mesencephali in the rat proceeds in the colliculi posterior region from the mesencephalic aqueduct in the dorsal direction.
(3) The histopathological lesions, however, such as perivascular cuffs in the brain stem and muscular mass of the ventriculus and proventriculus, were similar to earlier reports.
(4) The dilated ventriculus terminalis appears on MR images as a small ovoid cavity with regular margination; intralesional fluid resembles cerebrospinal fluid on all MR sequences.
(5) Feeding gradedlevels of zinc in a casein-gelatin diet to young Japanese quail with 109Cd (as the chloride) and 0.062 ppm added cadmium decreased the cadmium concentrations in the proventriculus-ventriculus, duodenum, jejunum-ileum, and the liver, but not in the kidney.
(6) These species occur in Crocodylus, Caiman and Alligator and are characterized by flat lips with alate margins, without anterior rostral plate, interlocking processes or dentigerous ridges, with weakly developed interlabia, by an irregular-shaped ventriculus, excretory pore behind or between the subventral lips, and by the presence of lateral alae or cuticular thickenings in the oesophageal region.
(7) Large numbers of virus particles were identified by electron microscopy in the epithelial cells of the ventriculus of the bedbug, Cimex lectularius.
(8) Histopathologic examination of brain, liver, testes, pancreas, small intestine, ventriculus, spleen, kidney, lung, and heart failed to reveal lesions in either control or treated groups.
(9) The data indicated a rapid evacuation of fluid marker from the foregut (crop, ventriculus, and proventriculus), while particulate markers were retained for extended periods of time.
(10) The ventriculus mesencephali of golden hamsters protrudes, in the form of a short channel, from the upper wall of the aquaeductus Sylvii in dorsal direction, between the third and fourth ventricle.
(11) The histological variability of ependymal cells may point to the active participation of these cells in functional processes, even within such a small part of the ventricle system as the ventriculus mesencephali.
(12) On section, frontal and temporal ventriculus were remarkably enlarged and caudate nuclei were extremely atrophic.
(13) in Africa and Australia respectively and are characterised by lips with a rostral plate, without interlocking processes or dentigerous ridges, with well-developed interlabia, lobulated ventriculus, and excetory pore in front of the nerve ring.
(14) Wistar rats were given phentolamine into the ventriculus lateralis.
(15) In addition developmental analysis shows that the proteasome is highly expressed in the CNS of stage-16 embryos and in cardia, ventriculus and ovaries of adult flies.
(16) Aggressiveness of dominant male mice of different genotypes was studied after administration of 6-OHDA into the brain lateral ventriculus.
(17) MR findings in four patients with MR evidence of congenital cystic dilatation of the ventriculus terminalis were reviewed retrospectively.
(18) It consisted of the bulbus cordis, the ventriculus, and the atrium, each of which consisted of a thick myocardial tube and a thin endocardial tube.
(19) In the hypothalamic region, terminals were found to be just lateral to the rostral part of the third ventriculus and the bottom of the lateral margins of the hypothalamus, which we termed medial (MRH) and lateral (LRH) retinorecipient hypothalamic nucleus.
(20) The fourth, outer layer of the peritrophic membrane originates over the brush border of the cuboidal midgut cells, which connect the cardia with the ventriculus.