(n.) A hollow, muscular organ, which, by contracting rhythmically, keeps up the circulation of the blood.
(n.) The seat of the affections or sensibilities, collectively or separately, as love, hate, joy, grief, courage, and the like; rarely, the seat of the understanding or will; -- usually in a good sense, when no epithet is expressed; the better or lovelier part of our nature; the spring of all our actions and purposes; the seat of moral life and character; the moral affections and character itself; the individual disposition and character; as, a good, tender, loving, bad, hard, or selfish heart.
(n.) The nearest the middle or center; the part most hidden and within; the inmost or most essential part of any body or system; the source of life and motion in any organization; the chief or vital portion; the center of activity, or of energetic or efficient action; as, the heart of a country, of a tree, etc.
(n.) Courage; courageous purpose; spirit.
(n.) Vigorous and efficient activity; power of fertile production; condition of the soil, whether good or bad.
(n.) That which resembles a heart in shape; especially, a roundish or oval figure or object having an obtuse point at one end, and at the other a corresponding indentation, -- used as a symbol or representative of the heart.
(n.) One of a series of playing cards, distinguished by the figure or figures of a heart; as, hearts are trumps.
(n.) Vital part; secret meaning; real intention.
(n.) A term of affectionate or kindly and familiar address.
(v. t.) To give heart to; to hearten; to encourage; to inspirit.
(v. i.) To form a compact center or heart; as, a hearting cabbage.
Example Sentences:
(1) The extents of phospholipid hydrolysis were relatively low in brain homogenates, synaptic plasma membranes and heart ventricular muscle.
(2) A 2.5-month-old child with cyanotic heart disease who required long-term PGE1 infusions; developed widespread periosteal reactions during the course of therapy.
(3) It was found that the skeletal muscle enzyme of the chick embryo is independent of the presence of creatine and consequently is another constitutive enzyme like the creatine kinase of the early embryonic chick heart.
(4) This may have significant consequences for people’s health.” However, Prof Peter Weissberg, medical director of the British Heart Foundation, which funded the work, said medical journals could no longer be relied on to be unbiased.
(5) Spectral analysis of spontaneous heart rate fluctuations, a powerful noninvasive tool for quantifying autonomic nervous system activity, was assessed in Xenopus Laevis, intact or spinalized, at different temperatures and by use of pharmacological tools.
(6) Among the pathological or abnormal ECGs (25.6%) prevailed the vegetative-functional heart diseases with 92%.
(7) Propranolol resulted in a significantly lower mean hourly, mean 24 h and minimum heart rate.
(8) Heart rate (HR), pulmonary ventilation (V), oxygen consumption (VO2), carbon dioxide production (VCO2), and respiratory quotient (RQ) were measured.
(9) Coronary arteritis has to be considered as a possible etiology of ischemic symptoms also in subjects who appear affected by typical atherosclerotic ischemic heart disease.
(10) A full-length cDNA encoding porcine heart aconitase was derived from lambda gt10 recombinant clones and by amplification of the 5' end of the mRNA.
(11) report the complications registered, in particular: lead's displacing 6.2%, run away 0.7%, marked hyperthermya 0.0%, haemorrage 0.4%, wound dehiscence 0.3%, asectic necrosis by decubitus 5%, septic necrosis 0.3%, perforation of the heart 0.2%, pulmonary embolism 0.1%.
(12) Western blot analysis of these mitochondria using an antibody against carnitine palmitoyltransferase II purified from beef heart demonstrates a 68-kDa protein, which under ischemic conditions apparently is decreased by 2 kDa.
(13) The strongest predictor of non-sudden cardiac death was the New York Heart Association functional class.
(14) Road traffic accidents (RTAs) comprised 40% and ischaemic heart disease (IHD) 13% of the total.
(15) At the heart of the payday loan profit bonanza is the "continuous payment authority" (CPA) agreement, which allows lenders to access customer bank accounts to retrieve funds.
(16) The role of O2 free radicals in the reduction of sarcolemmal Na+-K+-ATPase, which occurs during reperfusion of ischemic heart, was examined in isolated guinea pig heart using exogenous scavengers of O2 radicals and an inhibitor of xanthine oxidase.
(17) Complete heart block was produced in 20 of 20 dogs.
(18) low molecular weight dextran in the course of right heart catheterization.
(19) Myocardial ischaemia was induced in perfused rabbit hearts by ligating the left main coronary artery.
(20) In the stage 24 chick embryo, a paced increase in heart rate reduces stroke volume, presumably by rate-dependent decrease in passive filling.
Pump
Definition:
(n.) A low shoe with a thin sole.
(n.) An hydraulic machine, variously constructed, for raising or transferring fluids, consisting essentially of a moving piece or piston working in a hollow cylinder or other cavity, with valves properly placed for admitting or retaining the fluid as it is drawn or driven through them by the action of the piston.
(v. t.) To raise with a pump, as water or other liquid.
(v. t.) To draw water, or the like, from; to from water by means of a pump; as, they pumped the well dry; to pump a ship.
(v. t.) Figuratively, to draw out or obtain, as secrets or money, by persistent questioning or plying; to question or ply persistently in order to elicit something, as information, money, etc.
(v. i.) To work, or raise water, a pump.
Example Sentences:
(1) An inverse relationship between the pumping capacity of the heart and vascular resistance was confirmed at different stages of examination and treatment of the patients.
(2) In contrast with oligodendrocytes, [Cl-]i in astrocytes is significantly increased (from 20 to 40 mM) above the equilibrium distribution owing to the activity of an inward directed Cl- pump; this suggests a different mechanism of K+ uptake in these cells.
(3) This is basically a large tank (the bigger the better) that collects rain from the house guttering and pumps it into the home, to be used for flushing the loo.
(4) It is concluded that a Na-H antiport system in vascular smooth muscle regulates Na influx rate, contributes to intracellular pH regulation and influences basal levels of Na,K-pump activity.
(5) All conventional injection and insulin pump regimens are supported.
(6) An electrogenic sodium-potassium pump appears to contribute materially to the steady-state potential and to certain of the transient potential responses of vascular smooth muscle.
(7) Cardiac pump function is not affected, even in patients with ventricular dysfunction or heart failure, in whom chronic oral administration of the drug is well tolerated.
(8) The larger accumulation of Mn2+ than of Sr2+ in Saccharomyces cerevisiae is ascribed to the operation of a specific extrusion pump, presumably a Ca2+ pump, which has a higher affinity for Sr2+ than for Mn2+.
(9) Sadler shook her head again when Cameron repeated the much-used statistic that enough water to fill Wembley Stadium three times was being pumped from the Levels each day.
(10) A reduction of salmonellae during the passage of the pump and pressure conduit-pipe, combining east- and west-side of Kiel fjord, could be seen.
(11) and respirated with a pneumatic respiration pump and the parameters blood pressure, pH and blood gases (pO2, pCO2) were continuously recorded.
(12) The pump function of the heart (oxygen debt dynamics), the anaerobic threshold (complex of gas analytical indices), and the efficacy of blood flow in lesser circulation (O2 consumption plateau) were appraised.
(13) To investigate endogenous cardiac glycoside-like compounds in plasma and their ability to inhibit the sodium pump, digoxin-like immunoreactivity [digoxin-like immunoreactive substance(s), DLIS] and 86Rb uptake by erythrocytes were measured in plasma extracts from normal adults, hypertensive adults and neonates.
(14) A compensator connected to the section consisting of the pump-main line-operating member and including a pneumatic resistance and a flaxid non-elastic container enables it in combination with the feedback to maintain through the volumetric displacement of the gas, or changing the pump diaphragm position, the stability of the gas volume in the pneumatic transmission element of the assisted circulation apparatus.
(15) Interpreted in term of compartmental analysis, these observations suggest that a) the frog skin epithelium contains 2 separated but communicating compartments having different degrees of accessibility from outside; b) only that compartment filling at a fast rate (0.5 min) is involved in the transepithelial Na transport; c) the other one, filling at a rate of 4 to 7 min, is resplenished only under conditions where the basal pump system has a reduced activity.
(16) Despite numerous attempts there have been only a few chemicals identified that stimulate the fluid pump, but the level of stimulation has been relatively small and short-lived.
(17) The insulin-induced activation of the Na+-K+ pump leads to decreased intracellular Na+ concentration and hyperpolarization, but none of these events can account for the concomitant activation of the glucose transport system.
(18) A pressure sensor in the patient line prevents excessive inflow and outflow pressures by stopping the inflow or outflow pump respectively.
(19) This was overcome by using a continuous subcutaneous infusion pump which also enabled the effective daily dosage to be reduced and thereby adverse reactions to be avoided.
(20) A new centrifugal pump (Sarns), originally designed for ventricular assist, was successfully used in two patients during repair of traumatic pseudoaneurysm of the descending thoracic aorta.