(n.) The science of numbers; the art of computation by figures.
(n.) A book containing the principles of this science.
Example Sentences:
(1) Two different mental stressors were used: a mental arithmetic task with low stimulus intensity and one with high stimulus intensity characterised by more challenging instructions, a more competitive situation, and exposure to affective noise.
(2) From the patients' performance we make the following theoretical claims: that some arithmetic facts are stored in the form of individual fact representations (e.g., 9 x 4 = 36), whereas other facts are stored in the form of a general rule (e.g., 0 x N = 0); that arithmetic fact retrieval is mediated by abstract internal representations that are independent of the form in which problems are presented or responses are given; that arithmetic facts and calculation procedures are functionally independent; and that calculation algorithms may include special-case procedures that function to increase the speed or efficiency of problem solving.
(3) Staphylococcal phage types per milk sample ranged from 0 to 5, 0 to 7, and 0 to 8, with arithmetic means of 1.9, 2.3, and 2.3, respectively.
(4) This study compared changes in forearm blood flow, forearm vascular resistance, blood pressure, and heart rate elicited by mental stress (mental arithmetic) in 12 adolescents with a hypertensive parent and 13 age-matched adolescents with normotensive parents.
(5) The actual level of each variable observed during the arithmetic task was compared with the level predicted from the exercise by paired t-tests.
(6) One hundred isolates were tested in triplicate, and geometric mean MICs were plotted against arithmetic mean zone diameters and regression statistics calculated.
(7) The mean plasma values (arithmetic mean) of cadmium, lead, and mercury in industrial area were 0.53, 6.37, and 0.37 micrograms.100 ml-1 in maternal blood and 0.30, 4.82, and 0.31 micrograms.100 ml-1 in cord blood.
(8) Subjects were grouped, by using a median-split on their total mathematical performance scores, into a group of 10 low in arithmetic skill and a group of 10 high in arithmetic skill.
(9) In the 22 patients who performed 10-minute mental arithmetic, the changes persisted throughout mental exercise.
(10) The effect-addition model predicts that the combined action of two drugs is equal to the arithmetic sum of the individual effects.
(11) Neuropsychological complications occurred in conjunction with high urea levels in all patients, indicating varying degrees of impaired performance in motor tactile, receptive language, arithmetic, and intellectual functions.
(12) ADD boys with internalizing-type diagnoses had lower verbal IQs and arithmetic scores and performed more poorly on attention tasks than those without; parents also rated them more adversely.
(13) A greater degree of EEG desynchronization during mental arithmetic was found over the left hemisphere and the right occipital area.
(14) During work they were required to solve a constant flow of arithmetic problems, listen to music, or work in an unfilled control condition.
(15) Upon exiting the water, the divers did a series of arithmetic computations.
(16) When the distractor was an auditory arithmetic task, no difference emerged between the two hands for the retention of touches to the fingers; however, when the distractor was a tactual maze task executed by the right hand, asymmetry in favor of the left hand was observed.
(17) A placebo response was seen in just over half of the volunteers when the cardiovascular changes to mental arithmetic induced stress in healthy volunteers were measured.
(18) After the letter strings vanished from the screen the subjects were to press the space-bar whereby a mental arithmetic task was presented corresponding in difficulty to the preceding message.
(19) Since the arithmetic mean thickness of the tissue layers and of the air-blood barrier are the same in the two altitudinal groups, the average alveolus must have a smaller volume in the high-altitude mice.
(20) The effects of alcohol tolerance on stress sensitivity to venipuncture and mental arithmetics, on acute ethanol effects, and on ethanol-induced modifications of stress responses were tested in 44 healthy male volunteers selected according to a questionnaire as 22 high (HC) and low (LC) habitual consumers of alcohol each.
Arrhythmic
Definition:
(a.) Alt. of Arrhythmous
Example Sentences:
(1) Dietary fat can modify the vulnerability of the myocardium to arrhythmic stimuli.
(2) The arrhythmic threshold dose for epinephrine and dopamine was significantly (p less than 0.05) reduced during halothane anesthesia when compared to values determined in awake animals.
(3) These unfortunate results were especially surprising in that the CAST population represented patients in whom the risk of arrhythmic death was only moderate and the risk of proarrhythmia was thought to be low.
(4) The arrhythmic action on the ventricle is therefore remarkable and is not accompanied by patent electrophysiologic effects.
(5) Clofilium and d-sotalol differentially produced early afterdepolarisations at or very near "anti-arrhythmic" doses.
(6) The sensitivity of the signal-averaged ECG as a predictor of arrhythmic events was 92% with a specificity of 62%.
(7) Although an effective therapeutic regimen can generally be achieved with no exact knowledge of the arrhythmic mechanism or of the specific action of a given drug, future investigations hould augment existing information to yield a more rational means of treatment and prevention of arrhythmias as well as to aid in the development of new antiarrhythmic agents.
(8) Since LPG have pronounced arrhythmogenic properties, the data obtained suggest that anti-arrhythmic activity of phosphocreatine and phosphocreatinine in acute myocardial ischemia results from the effect these substances have on membrane phospholipid metabolism in the ischemized area.
(9) At the experiments with the isolated rat hearts, prepared by Langendorff, the anti-arrhythmic dose-effects of the water-soluble antioxidant fenozan from the class of steric-hindrance phenols were studied at condition of regional ischemia and reperfusion, as well as its action on the coronary flow.
(10) Although all anticholinergics exert an arrhythmic effect, comparative data on occurrence and severity of arrhythmias are not available.
(11) In the presence of papaverine isoprenaline induced arrhythmic contractions of the papillary muscle: the incidence of arrhythmic contractions was positively correlated to the concentration of papaverine.
(12) In view of the results of CAST, researchers working in the field of experimental arrhythmia have been increasingly focusing on the quest for new anti-arrhythmic modes of action and ways of detecting pro-arrhythmic properties of antiarrhythmic drugs at an early stage.
(13) Actuarial analysis has demonstrated significant impact on the survival rate of the patients receiving implants with 1 year arrhythmic mortality rate reduced to 2% or less in all groups analyzed.
(14) The antiarrhythmic effect of sodium valproate (acidoprol) on the degree of arrhythmic manifestations was examined in 18 patients with neurocirculatory dystonia (NCD) and 19 with coronary heart disease (CHD).
(15) Even though the overall mortality rate was 13.20%, it was not due to arrhythmia itself but most of them died of non-arrhythmic origin.
(16) Left ventricular end-diastolic cavity dimensions were smaller in those with an abnormal forearm blood flow response, but other clinical, echocardiographic, and arrhythmic variables were similar.
(17) In arrhythmic cases, lithium oxybutyrate was shown to have a hypokinetic effect on central hemodynamics and contribute to peripheral vasodilatation without causing clinically apparent circulatory disorders.
(18) We wanted to know whether the arrhythmicity of this population was due to the absence of circadian rhythmicity within each individual cell, or merely due to asynchrony of a population of individually rhythmic cells.
(19) As intensive care evolved, better resuscitation techniques became available, understanding of the terminal arrhythmic mechanism improved, and the prevention of cardiac arrest by aggressive and prompt treatment of the minor warning arrhythmias became feasible.
(20) This pro-arrhythmic effect appears to be related to its class 3 anti-arrhythmic properties (QT interval prolongation) which is dose dependent, occurring only at large doses.