What's the difference between arc and interval?

Arc


Definition:

  • (n.) A portion of a curved line; as, the arc of a circle or of an ellipse.
  • (n.) A curvature in the shape of a circular arc or an arch; as, the colored arc (the rainbow); the arc of Hadley's quadrant.
  • (n.) An arch.
  • (n.) The apparent arc described, above or below the horizon, by the sun or other celestial body. The diurnal arc is described during the daytime, the nocturnal arc during the night.

Example Sentences:

  • (1) The scleral arc length is slightly longer than the chord length (caliper setting).
  • (2) These later results suggest that dopamine agonists increase sensorimotor reactivity measured with acoustic startle by acting on sensory rather than motor parts of the reflex arc.
  • (3) Thus, the decreased hyperemic response after arrest suggests a reduced energetic debt with CSC compared with ARC and may indicate superior myocardial protection with CSC.
  • (4) By contrast, patients with urological symptoms had a significantly increased prevalence of spina bifida occulta at S1 and S2 and a higher level of opening of posterior sacral arcs.
  • (5) The peptide-TR-FIA is specific, as assessed by testing HIV-1 positive sera which included samples from AIDS, ARC patients and HIV-positive drug users.
  • (6) In a multivariate regression model noncompliance was significantly associated with the absence of AIDS or ARC (p less than 0.001), homelessness (p less than 0.005), and alcoholism (p less than 0.05).
  • (7) This protein did show an immunoglobulin arc on immunoelectrophoresis against abovementioned antibody and against rabbit anti mouse Ig serum.
  • (8) Looping the tail of a "g", flicking the line up from the end of an "m", arcing it over an "a" or an "o".
  • (9) In contrast, the relative percentage of polyunsaturated fatty acids was 85% greater than normal (P less than 0.001) in ARC and 100% greater than normal (P less than 0.001) in AIDS-I patients.
  • (10) Average range of motion was from 17.1 degrees to 44.3 degrees, with an arc of 27.2 degrees.
  • (11) A subsequent S3 encountered further nonuniformly shortened refractoriness (normal areas had shortened refractoriness greater than ischemic areas) and the arc of block was lengthened.
  • (12) The technique consists of 3 pairs of non-coplanar arcs using a 4 MV accelerator.
  • (13) Experiments following depletion of norepinephrine suggest that the central part of the baroreceptor reflex arc does not contain adrenergic neurons.
  • (14) High concentrations of SST inhibited virus replication in 80% of LC from ARC patients, but were completely ineffective in LC from AIDS patients.
  • (15) In our series of 46 patients with Ad35 isolates, 36 had AIDS or AIDS-related complex (ARC), seven patients were immunocompromised because of other diseases, and three patients were "normal."
  • (16) The possibility of contaminating the breathing air zone with hazardous substances in manual and semi-automated welding increases with the intensity of their formation in the arc zone.
  • (17) Optical differences between a mercury arc lamp and a laser-illuminated flow cytometer are compared.
  • (18) In this report, we have compared homogeneous yeast (Saccharomyces cerevisiae) pyruvate kinase to enzyme from cell-free extracts in several different ways: 1) isoelectric focusing of cell-free extracts indicates one peak of pyruvate kinase activity whose isoelectric point is the same as that of the pure enzyme; 2) antibody prepared to the pure enzyme produces a single, fused precipitin line against enzyme in the cell-free extract and pure enzyme; 3) immunoelectrophoresis of cell-free extract produces one precipitin arc which has the same mobility as that of the pure enzyme; and 4) immunoprecipitation of the pure enzyme from cell-free extract with subsequent solubilization in 1% sodium dodecyl sulfate and electrophoresis on sodium dodecyl sulfate-polyacrylamide gels produces a single protein band attributable to pyruvate kinase which co-migrates with the purified enzyme.
  • (19) There were no significant differences in ARn concentrations in eight other nuclei that were examined for significant sex differences in ARc levels observed under these experimental conditions.
  • (20) Cells from subjects with ARC had a selective antigen recognition defect independent of the number of CD4+ lymphocytes.

Interval


Definition:

  • (n.) A space between things; a void space intervening between any two objects; as, an interval between two houses or hills.
  • (n.) Space of time between any two points or events; as, the interval between the death of Charles I. of England, and the accession of Charles II.
  • (n.) A brief space of time between the recurrence of similar conditions or states; as, the interval between paroxysms of pain; intervals of sanity or delirium.
  • (n.) Difference in pitch between any two tones.
  • (n.) Alt. of Intervale

Example Sentences:

  • (1) No consistent relationship could be found between the time interval from SAH to operation and the severity of vasospasm.
  • (2) When pooled data were analysed, this difference was highly significant (p = 0.0001) with a relative risk of schizophrenia in homozygotes of 2.61 (95% confidence intervals 1.60-4.26).
  • (3) Because of the short detachment interval, and the absence of underlying pathology or trauma, the recovery process described here probably represents an example of optimum recovery after retinal reattachment.
  • (4) Hearing loss at 8 kHz would shorten the I-V interval, while a loss at 4 kHz would be expected to lengthen the interval.
  • (5) Since 1979, patients started on long-term lithium treatment at the Psychiatric Hospital in Risskov have been followed systematically with recording of clinical and laboratory variables before the start of treatment, after 6 and 12 months of treatment, and thereafter at yearly intervals.
  • (6) Men who ever farmed were at slightly elevated risk of non-Hodgkin's lymphoma (odds ratio = 1.2, 95% confidence interval = 1.0-1.5) that was not linked to specific crops or particular animals.
  • (7) Examinations, begun at day 150 of gestation in 33 monkeys and between days 32 and 58 in four other animals, were repeated at intervals of one to seven days.
  • (8) Phospholipid changes occurring at later stages in the lytic cycle of infected bacteria are more prominent than those at earlier time intervals.
  • (9) Analysis was performed on all patients who received any amount of therapy (VSG) and on the Adequately Treated Group (ATG), who had received 5000 or more rads radiotherapy, two or more courses of chemotherapy, and had a minimum survival of 8 or more weeks (the interval that would have been required to have received either the radiotherapy or chemotherapy).
  • (10) Subjects in the highest quartile of the insulin distribution had 6.6 times the risk of developing type II diabetes as subjects in the remaining three quartiles combined (95% confidence interval [CI] = 3.14-13.7).
  • (11) The hosts had resisted through the early stages, emulating their rugged first-half displays against Manchester United and Arsenal here this season, and even mustered a flurry of half-chances just before the interval to offer a reminder they might glean greater reward thereafter.
  • (12) The adjusted odds ratio of having one or more hospitalization for current drinkers relative to life-long abstainers in females was 0.67 (95 per cent confidence interval 0.57-0.79) and in males was 0.74 (0.57-0.96).
  • (13) Comparing the regression lines of HR-QT and HR-QS2 separately for both groups, we found that both intervals decreased in parallel and the mean QT remained shorter than QS2 in both groups during exercise.
  • (14) During recovery, while the heart rate decreased and the RR interval variance increased, there was a relative increase in LF and a relative decrease in HF in normal subjects (either sedentary or athletic).
  • (15) A table of the lengths of statistically significant intervals for various sampling interval lengths, numbers of subjects, and autocorrelation parameters is presented.
  • (16) 64% of the patients without nodular metastases and 45% of the patients with histologically ascertained nodular metastases and 45% of the patients with histologically ascertained nodular metastases survived the 3-year interval.
  • (17) The following results were obtained: 1) In normal subjects, the changes in ABR waveforms according to the changes of the rise-time, interstimulus interval and frequency of the stimulus were mainly attributed to component wave C. 2) In patients with central disorders, component wave C were initially affected.
  • (18) The hypoxia-induced prolongation of the AH interval or AH block was prevented in the presence of these drugs.
  • (19) Behavioral variables, including interreinforcement interval and drug self-administration history, appear to be important determinants of whether or not reinforcement will be demonstrated, particularly among the benzodiazepines; but the range of conditions under which behavioral and pharmacological variables interact to promote or lessen the likelihood of self-administration of these drugs remains to be determined experimentally.
  • (20) The independent effects of pain and pain coping strategies, as well as the interaction effects between pain and pain coping strategies on depression, were evaluated cross-sectionally and prospectively over a 6-month interval.