(n.) The curve formed by a rope or chain of uniform density and perfect flexibility, hanging freely between two points of suspension, not in the same vertical line.
Example Sentences:
(1) Following percutaneous administration, the drug seems to be absorbed catenary to some degree.
(2) Two model structures, mammillary and catenary, were fitted to the data.
(3) Tissue loading was determined using a previously verified model of the capsule that represents its upper edge as a catenary suspension cable.
(4) A catenary process of development of orientation selectivity is proposed, the immature compartment being a transit pool between non-specific and specific cells.
(5) A theory is developed, for drugs that can be described by pure catenary pharmacokinetic models, which enables one to quantitatively determine at what time a cyclic infusion of drug should be initiated, what the frequency of infusion should be, and what the amplitude of the infusion should be to obtain maximum therapeutic benefit at steady state.
(6) Two mandibular arch forms, the catenary and the Bonwill-Hawley, were examined.
(7) As examples, the method is applied to mammillary and catenary models.
(8) This theoretical analysis suggested that in vitro nitrate action is mediated by a catenary process, consistent with published biochemical evidence that suggests a series of reactions involving metabolic activation to nitric oxide, production of cyclic GMP, and myosin light-chain phosphorylation to produce relaxation.
(9) Elimination of the drug by metabolism and excretion was described by a catenary model.
(10) Polynomial and catenary equations were fit by least square error methods to the dentitions of seven children with "normal" occlusion.
(11) As an example, the expression of D for mammillary and catenary pharmacokinetic models is derived.
(12) The method is applicable to catenary metabolites with any precursor order and does not require separate administration of the metabolite.
(13) The model consists of a catenary system of a biorhythmic control, the adrenal gland, and a body compartment containing circulating cortisol.
(14) A catenary turnover model is proposed, which links in vivo erythrocyte labile cholesterol and plasma esterified cholesterol.
(15) 45Ca desaturation from rat kidney slices can be analyzed as in an open three-compartment catenary system.
(16) This approach, which treats excretion as the 'last' compartment of all catenary metabolic pathways, avoids the use of convolution integrals and provides algebraic solutions that can be programmed on hand held calculators or personal computers.
(17) There was no synthesis in pool 3 using a mammillary model but a mean 5.3 percent of the total body production rate was found in compartment 3 if a catenary model was assumed.
(18) (The catenary is found in nature as the approximate shape taken by a flexible cable when it is suspended at two points).
(19) The hydrolysis rate of the acetate ester moiety was found to be slow, with a minimum in the pH-rate catenary at approximately pH 3.5.
(20) Although a catenary model is biologically unlikely, it could not be excluded.
Vessel
Definition:
(n.) A hollow or concave utensil for holding anything; a hollow receptacle of any kind, as a hogshead, a barrel, a firkin, a bottle, a kettle, a cup, a bowl, etc.
(n.) A general name for any hollow structure made to float upon the water for purposes of navigation; especially, one that is larger than a common rowboat; as, a war vessel; a passenger vessel.
(n.) Fig.: A person regarded as receiving or containing something; esp. (Script.), one into whom something is conceived as poured, or in whom something is stored for use; as, vessels of wrath or mercy.
(n.) Any tube or canal in which the blood or other fluids are contained, secreted, or circulated, as the arteries, veins, lymphatics, etc.
(n.) A continuous tube formed from superposed large cylindrical or prismatic cells (tracheae), which have lost their intervening partitions, and are usually marked with dots, pits, rings, or spirals by internal deposition of secondary membranes; a duct.
(v. t.) To put into a vessel.
Example Sentences:
(1) Arterial compliance of great vessels can be studied through the Doppler evaluation of pulsed wave velocity along the arterial tree.
(2) With aging, the blood vessel wall becomes hyperreactive--presumably because of an augmented vasoconstrictor and a reduced vasodilator responsiveness.
(3) Multiple overlapping thin 3D slab acquisition is presented as a magnitude contrast (time of flight) technique which combines advantages from multiple thin slice 2D and direct 3D volume acquisitions to obtain high-resolution cross-sectional images of vessel detail.
(4) In the course of the syndrome development blood vessel permeability was increased in the anterior chamber of the eye.
(5) Aside from these characteristic findings of HCC, it was important to reveal the following features for the diagnosis of well differentiated type of small HCC: variable thickening or distortion of trabecular structure in association with nuclear crowding, acinar formation, selective cytoplasmic accumulation of Mallory bodies, nuclear abnormalities consisting of thickening of nucleolus, hepatic cords in close contact with bile ducts or blood vessels, and hepatocytes growing in a fibrous environment.
(6) Two fully matured specimens were collected from the blood vessel of two fish, Theragra chalcogramma, which was bought at the Emun market of Seoul in May, 1985.
(7) Its pathogenesis, still incompletely elucidated, involves the precipitation of immune complexes in the walls of the all vessels.
(8) In one of the cirrhotic patients, postmortem correlation of sonographic, angiographic, and pathological findings showed that the dilated vessels seen on sonography were cystic veins draining normally into the portal vein rather than portosystemic anastomoses.
(9) The observed pulmonary hypertension is probably the result of the left heart insufficiency and is being discussed with regard of the histopathological alterations in the heart muscle and the pulmonary vessels.
(10) DNA synthesis by endothelium subsequently increased and within 48 hr new blood vessel formation was detected.
(11) There was immediate resolution of paresthesia following mobilization of the impinging vessel from the nerve.
(12) After examining the cases reported in literature (Sacks, Barabas, Beighton Sykes), they point out that, contrary to what is generally believed, the syndrome is not rare and cases, sporadic or familial, of recurrent episodes of spontaneous rupture of the intestine and large vessels or peripheral arteries are frequent.
(13) The relationship between pressure at the functional site of origin of intracranial collateral channels (Pstem) and systemic pressure allows an estimation of the size of vascular channels from which collateral vessels originate.
(14) The release of possible peptide hormones into the interpeduncular cistern, where a pool of cerebrospinal fluid and large blood vessels occur, cannot be excluded.
(15) It is suggested that intra-endothelial conduction of electrical signals from capillaries to the resistance vessels may be involved in the local regulation of blood flow in the intact heart.
(16) Type C-like particles were found inter- and intracellularly in gland and vessel lumina and scattered in the connective tissue.
(17) We have characterized the effects of adenosine, the A1-receptor agonist N6-(L-2-phenylisopropyl)-adenosine (PIA) and the A2-receptor agonist 5'-(N-ethyl)-carboxamido-adenosine (NECA), in isolated human pulmonary vessels.
(18) It appears that the viscosity of the arterial wall must be the major source of attenuation in the larger arteries, while the viscosity of the blood plays a significant role only in the smaller vessels.
(19) In the choroid, VIP-immunoreactive fibers were seen mainly in close association with the choroidal blood vessels.
(20) Resistance vessels play a predominant role in limiting systemic arterial pressure in the orthostatic position.