(n.) The act of moving in a circle, or in a course which brings the moving body to the place where its motion began.
(n.) The act of passing from place to place or person to person; free diffusion; transmission.
(n.) Currency; circulating coin; notes, bills, etc., current for coin.
(n.) The extent to which anything circulates or is circulated; the measure of diffusion; as, the circulation of a newspaper.
(n.) The movement of the blood in the blood-vascular system, by which it is brought into close relations with almost every living elementary constituent. Also, the movement of the sap in the vessels and tissues of plants.
Example Sentences:
(1) Oxyhaemoglobin (4 microns at 0.35 ml.min-1) infused into the tracheal circulation almost abolished the responses to bradykinin and methacholine.
(2) Mannose receptor mediated uptake by the reticuloendothelial system has been suggested as an explanation for the rapid removal of ricin A chain antibody conjugates from the circulation after their administration.
(3) Completeness of isolation of the coronary and systemic circulations was shown by the marked difference in appearance times between the reflex hypotensive responses from catecholamine injections into the isolated coronary circulation and the direct hypertensive response from a similar injection when the circulations were connected as well as by the marked difference between the pressure pulses recorded simultaneously on both sides of the aortic balloon separating the two circulations.4.
(4) These data indicate that CSF levels are not inversely related to the blood neutrophil count in chronic idiopathic neutropenia and suggest that CSF is not a hormone regulating the blood neutrophil count in a manner analogous to the erythropoietin regulation of circulating erythrocyte levels.
(5) It is suggested that the rapid phase is due to clearance of peptides in the circulation which results in a fall to lower blood concentrations which are sustained by slow release of peptide from binding sites which act as a depot.
(6) Label was found widely distributed among all the organs except the nervous system and its rate of disappearance from the tissues paralleled its disappearance from the circulation.
(7) Temelastine produces these species-specific changes by enhancing thyroxine clearance from the circulation in the rat, but not in the dog or mouse.
(8) The most frequent source of the pulmonary circulation thromboembolism was the lower limb veins.
(9) In addition, the findings suggest a need for a supply of glucose of fetal origin for cells that are responsible for increased PGFM concentrations in the maternal uteroplacental circulation.
(10) The results support the notion that mediator lymphocytes circulate in tumor immunized rats in a noncytotoxic state, specifically recognize tumor cells at a challenge site, and mediate induction of effector cells locally.
(11) The video, which Kester said was taken by a friend of Savannah’s who came to support her, was circulated online this month and featured in a Mormon LGBTQ podcast.
(12) Circulating acute phase protein concentrations rose in all subjects during a thirty hour period following injury but none of the subjects showed a detectable rise in circulating concentrations of TNF.
(13) Lastly, size analysis of the circulating IgG4 aFABA complexes indicated that these autoantibodies were not complexed with intact IgG, but rather with a molecule of 40-60 kDa, further suggesting the potential for these autoantibodies to react with multiple antigens.
(14) The diagnosis of an arterial injury may be readily apparent, but the excellent upper-extremity collateral circulation may create palpable distal pulses despite a significant proximal arterial injury.
(15) Furthermore, the changes in both interstitial fluid and testicular venous blood levels of testosterone do not always parallel those in peripheral venous blood, suggesting that changes in testicular blood flow and peripheral clearance rates of testosterone may also be important in the control of circulating testosterone concentrations.
(16) Our results also showed a good correlation between the importance of deposits and the presence of denatured DNA-anti-denatured-DNA circulating complexes.
(17) The evaluation of the data of unknown test persons of a pilot study in 96% resulted in a correct classification in patients with heart and circulatory diseases or persons with healthy heart and circulation, the classification in the above mentioned groups of diagnosis was performed on an average to 57%.
(18) The magnitude and pattern of the acute-phase protein response was then compared with the local inflammatory reaction, assessed histologically, and with changes in the circulating concentration of interleukin-6, which is an important mediator of the acute-phase protein response.
(19) This correlated very well with the EPO concentration in the circulation; EPO levels in the circulation were the same as those of controls at 3 h but increased to six- to sevenfold that of controls by 6 h after cobalt injection.
(20) These results suggest that bPAG is probably synthesized by trophoblast binucleate cells and stored in granules prior to delivery into the maternal circulation after cell migration.
Ventilate
Definition:
(v. t.) To open and expose to the free passage of air; to supply with fresh air, and remove impure air from; to air; as, to ventilate a room; to ventilate a cellar; to ventilate a mine.
(v. t.) To provide with a vent, or escape, for air, gas, etc.; as, to ventilate a mold, or a water-wheel bucket.
(v. t.) To change or renew, as the air of a room.
(v. t.) To winnow; to fan; as, to ventilate wheat.
(v. t.) To sift and examine; to bring out, and subject to penetrating scrutiny; to expose to examination and discussion; as, to ventilate questions of policy.
(v. t.) To give vent; to utter; to make public.
Example Sentences:
(1) Heart rate (HR), pulmonary ventilation (V), oxygen consumption (VO2), carbon dioxide production (VCO2), and respiratory quotient (RQ) were measured.
(2) We studied the hemodynamic changes caused by bronchoscopy under LA in mechanically ventilated patients and the effect of LA on the endoscopic decline in arterial pO2.
(3) They are best explained by interactions between central sympathetic activity, brainstem control of respiration and vasomotor activity, reflexes arising from around and within the respiratory tract, and the matching of ventilation to perfusion in the lungs.
(4) This study compares anaesthesia with controlled ventilation of the lungs with atracurium and alfentanil analgesia with halothane anaesthesia.
(5) In some experiments heart rate and minute ventilation (central vactors) appear to be the dominant cues for rated perceived exertion, while in others, local factors such as blood lactate concentration and muscular discomfort seem to be the prominent cues.
(6) We found that, compared to one- and two-dose infants, those treated with three doses of Exosurf were more premature, smaller, required a longer ventilator course, and had more frequent complications, including patent ductus arteriosus (PDA), intraventricular hemorrhage, nosocomial pneumonia, and apnea.
(7) Mechanical ventilation was soon instituted and several antibiotics and acyclovir were administered intravenously, with marked effects.
(8) Anaesthesia was maintained with artificial ventilation and alcuronium, or spontaneous ventilation with halothane.
(9) The patient and ventilator work ratios, and the work of breathing quantify factors which may be directly useful to the clinician and to future systems to automate weaning.
(10) Ten patients received intercostal nerve blockade on a total of 29 occasions in order to provide analgesia following liver transplantation and to facilitate weaning from artificial ventilation of the lungs.
(11) Ventilation-perfusion lung scans and contrast ascending venography were performed on the sixth to eighth postoperative days.
(12) The rabbits were either breathing spontaneously or were ventilated by a phrenic nerve-controlled servorespirator without the use of muscle relaxants.
(13) Although hypothyroidism is not a common cause of ventilator dependency, it might be more common than we think.
(14) In 8 animals, blood flow was measured during control and sequentially 1, 2, and 3 min after ventilation was stopped.
(15) HFV was delivered at frequencies (f) of 3, 6, and 9 Hz with a ventilator that generated known tidal volumes (VT) independent of respiratory system impedance.
(16) Since the early 1960's nasotracheal tubes have been used for neonates with primary respiratory diseases which necessitated positive pressure ventilation.
(17) Although the level of ventilation is maintained constant during eating and drinking, the pattern of breathing becomes increasingly irregular.
(18) A facility for keeping chickens free of Marek's disease (MD) was obtained by adopting a system of filtered air under positive pressure (FAPP) for ventilation, and by imposing restrictions on entrance of articles, materials and personnel.
(19) No change in breathing frequency, minute ventilation, and pulmonary gas exchange was observed.
(20) During the weaning period after 18 h of mechanical ventilation following open-heart surgery, central haemodynamics, systemic oxygen transport and total oxygen consumption were assessed in a total of 11 patients receiving continuous positive pressure ventilation.