(1) Metabolism-mediated vasodilatation, with adenosine as principal mediator, essentially concerns the small-caliber intramyocardial arterioles and is the predominant regulatory system in normal subjects.
(2) In the 5-day-old rats, the caliber spectra of myelinated and nonmedullated axons overlapped in the 0.49-0.83 micron2 range and their microtubular densities were similar.
(3) We report three patients who had small caliber feeding tubes passed through the tracheobronchial tree perforating into the pleural space.
(4) It demonstrated that calibers of renal parenchymal vasculature were narrowed.
(5) The ear canal molds were analyzed in terms of tortuosity, caliber, and degree of funneling.
(6) In our patients, 48% had stones in the gallbladder smaller than the caliber of the cystic duct.
(7) The advantages of this technique are: the abdominal aorta of rats proximally to renal arteries is characterized by a well developed adventitia and its caliber is double of that of infrarenal aorta; b) the left renal vein is more easily access of caval vein with similar caliber; c) the use of left renal vein and the widening of pulmonary artery permits a wide anastomosis; d) the so obtained heart position is better than the transversal one; e) the calibers of all anastomosis is so wide to permit the realization of this technique without extreme optical magnification.
(8) Two cases involving deadly bullet shots to the head are reported (entry wounds at the right temple, shots fired at absolutely close range, 7.65 or 9 mm caliber).
(9) In 55 patients, there was greater than 75 percent restoration of the luminal caliber ("successful"), and this group was compared to 14 patients in whom the lumen was not restored ("unsuccessful").
(10) Simultaneously the great arteries lengthen at a faster rate than the rest of the heart; and there is also an increase in the caliber and wall thickness of the great arteries.
(11) To establish the conditions for achieving immediate and complete endothelial cell coverage of the luminal surfaces of small-caliber (internal diameter:4 mm) vascular grafts in vitro, the attachment and spread of endothelial cells cultured from human umbilical veins to expanded polytetrafluoroethylene (PTFE) and knitted Dacron grafts was studied.
(12) Intra-epithelial beaded nerve fibers, subepithelial fibers, and large-caliber nerves in the hilus region and tracheal wall were also CGRP-IR, and immunoreactive nerves were occasionally found in close association with NEB at the basal pole.
(13) Although the common bile ducts were generally quite uniform in caliber, there were instances where each portion was the largest diameter in an individual case.
(14) The ability to visualize small-caliber needles within the fluid space further enhances the effectiveness of this technique.
(15) Percutaneous hepatobiliary interventional procedures that have received considerable attention in the past year include technical refinements of the transjugular intrahepatic portosystemic shunt procedure used in patients with portal hypertension and esophageal varices, transshunt embolotherapy of persistent varices in patients with small-caliber mesocaval shunts, percutaneous and transcatheter embolotherapy of hepatic malignancies in patients with primary or metastatic lesions, and MR angiography in the preoperative evaluation of patients awaiting liver transplantation.
(16) If there's one thing this current Lakers squad, mostly assembled by Jerry Buss's son Jim while his father was ailing, has proven, it's that simply acquiring the best available players isn't enough to create a winning team, let alone a championship-caliber one.
(17) Changes in physical forces, like sudden increase of transmural pressure or flow velocity (shear stress), trigger changes in blood vessel diameter; the former reduces it while the latter increases vessel caliber.
(18) These constrictions may be drastic, narrowing down the caliber of the vessel up to 50%.
(19) These studies were carried out in ureters of normal caliber and animals otherwise free of disease.
(20) In the clot group, the mean vessel caliber of the cerebral arteries on the right side (clot side) of the circle of Willis showed significant (P less than 0.01) reduction (more than 40%) as compared with the values on the contralateral, non-clot side.
Calibrate
Definition:
(v. i.) To ascertain the caliber of, as of a thermometer tube; also, more generally, to determine or rectify the graduation of, as of the various standards or graduated instruments.
Example Sentences:
(1) The remaining case had a calibre persistent submucosal artery within the caecum that was found incidentally in a resection specimen.
(2) Electromagnetic flow probes with an inner diameter of 2, 1.5 and 1 nm were used for studies on zero-line drifting and for calibration procedures in a series of rats and rabbits.
(3) Thus, the carotid pulse tracing provides an accurate reproduction of the morphology of the pressure tracing recorded from the ascending aorta, and when calibrated by peripheral blood pressure measurement, it can be used to calculate LV pressure throughout ejection.
(4) Statistical diagnostic tests are used for the final evaluation of the method acceptability, specifically in deciding whether or not the systematic error indicated requires a root source search for its removal or is simply a calibration constant of the method.
(5) The reference material, which must behave immunochemically the same as the patient's sample in all methods, is then used to assign a target value to the calibrator in each method and system.
(6) We conclude that the use of the multi-point calibration procedure presented in this article (based on calibration according to the instructions of the manufacturer and NCCLS EP-9P) greatly improves the intra-laboratory comparability and therefore should be part of multi-centre evaluations.
(7) Standard additions are unnecessary; Pt concentrations are read from a calibration chart of peak heights, which is linear up to 1.6 mg per liter.
(8) different plasmas representing seven levels of anticoagulation between international calibrated ratios (ICRs) from 1.5 to 4.5.
(9) The effect of nicotine on the nervous system during rapid smoking of two calibrated cigarettes was measured in twenty subjects: light, medium, heavy and non-smokers, across the changes of a number of electrophysiological variables and in different situations.
(10) The system established for control indicates the performance characteristics of each batch of thromboplastin in patients relative to a national calibration batch.
(11) Calibration is performed in the presence of the color additive by using the external standard method.
(12) Very good stability of the calibration curves (up to 2 months).
(13) Tone pulses and noise stimuli were mixed acoustically and presented using calibrated, sealed stimulating systems.
(14) Because flow and velocity are related, it is possible to estimate flow from velocity measurements with careful calibration and proper precautions.
(15) Calibrators and samples were prepared by mixing 200 microL of whole blood and 200 microL precipitation reagent and centrifuging at 10,000 rpm for 5 min (9600 x g).
(16) The calibration curve is expressed as a ratio of the activity bound to a different concentration of hormone and is described by a linear function with a correlation coefficient higher than 0.995.
(17) They also exhibited variations in calibre and sudden obstructions.
(18) The calibrated aperture in the bottom of each well is small enough to retain fluid contents by surface tension during monolayer growth, but also permits fluid to enter the wells when transfer plates are lowered into receptacles containing washing buffer or test sera.
(19) A method was developed for the preparation of a standard source to satisfy the U.S. Nuclear Regulatory Commission requirement for calibration of wipe-assay procedures used in nuclear medicine laboratories.
(20) Satisfactory calibrations for lactose were obtained with the 2 Milko-scan 203 models with standard errors of estimate of 0.034 and 0.033%.