What's the difference between alternation and shift?

Alternation


Definition:

  • (n.) The reciprocal succession of things in time or place; the act of following and being followed by turns; alternate succession, performance, or occurrence; as, the alternation of day and night, cold and heat, summer and winter, hope and fear.
  • (n.) Permutation.
  • (n.) The response of the congregation speaking alternately with the minister.

Example Sentences:

  • (1) The rash presented either as a pityriasis rosea-like picture which appeared about three to six months after the onset of treatment in patients taking low doses, or alternatively, as lichenoid plaques which appeared three to six months after commencement of medication in patients taking high doses.
  • (2) The rise of malaria despite of control measures involves several factors: the house spraying is no more accepted by a large percentage of house holders and the alternative larviciding has only a limited efficacy; the houses of American Indians have no walls to be sprayed; there is a continuous introduction of parasites by migrants.
  • (3) But in 2017, to borrow another phrase from across the pond, there simply is no alternative.
  • (4) This modulation results from repetitive, alternating bursts of excitatory and inhibitory postsynaptic potentials, which are caused at least in part by synaptic feedback to the command neurons from identified classes of neurons in the feeding network.
  • (5) These authors, therefore, conclude that this modified surgical approach is a viable alternative to the previously described procedures for resistant metatarsus adductus.
  • (6) The possibility that both IL 2 production and IL 2R expression are autonomously activated early in T cell development, before acquisition of the CD3-TcR complex, led us to study the implication of alternative pathways of activation at this ontogenic stage.
  • (7) This is an easy, safe, and rapid alternative for the emergent treatment of superior vena caval syndrome.
  • (8) Core biopsy with computed tomography (CT) or ultrasound (US) guidance may be such an alternative, particularly when a spring-loaded firing device is used.
  • (9) In both experiments, Gallus males were placed on a commercial feed restriction program in which measured amounts of feed are delivered on alternate days beginning at 4 weeks of age.
  • (10) The method used in connection with the well known autoplastic reimplantation not only presents an alternative to the traditional apicoectomy but also provides additional stabilization of the tooth by lengthing the root with cocotostabile and biocompatible A1203 ceramic.
  • (11) While the majority of EU member states, including the UK, do not have a direct interest in the CAR, or in taking action, the alternative is unthinkable.
  • (12) Many examples are given to demonstrate the applications of these programs, and special emphasis has been laid on the problem of treating a point in tissue with different doses per fraction on alternate treatment days.
  • (13) Initiation of the alternative pathway by the cryptococcal capsule is characterized by a lag in C3 accumulation and the appearance of a limited number of focal initiation sites which resemble those observed when the alternative pathway is activated by zymosan and nonencapsulated cryptococci.
  • (14) In our efforts to explore alternative treatment regimens for multidrug-resistant tumors we have examined the sensitivity of MDR tumor cell lines to lymphokine activated killer (LAK) cells.
  • (15) Following treatment with reserpine or alternatively with a combination of phenothiazines (Randolektil, Majeptil) a drug-induced parkinsonoid reaction was provoked in rats.
  • (16) Review of the records of five patients with CPSE treated with radiologic occlusion procedures showed that these are suitable alternatives to surgery.
  • (17) Being the decision-making agent, the rehabilitee must therefore be offered typical situational fragments of a possible educational and vocational future, intended on the one hand to inform him of occupational alternatives and, on the other, to provide initial experience.
  • (18) This study suggests that the BD VACUTAINER agar slant is an acceptable alternative to the Septi-Chek system for routine blood cultures.
  • (19) Treatment failures tend to occur early in the course of follow-up, permitting easy identification of candidates for alternative therapeutic approaches.
  • (20) In view of many ethical and legal problems, connected in some countries with obtaining human fetal tissue for transplantation, cross-species transplants would be an attractive alternative.

Shift


Definition:

  • (v. t.) To divide; to distribute; to apportion.
  • (v. t.) To change the place of; to move or remove from one place to another; as, to shift a burden from one shoulder to another; to shift the blame.
  • (v. t.) To change the position of; to alter the bearings of; to turn; as, to shift the helm or sails.
  • (v. t.) To exchange for another of the same class; to remove and to put some similar thing in its place; to change; as, to shift the clothes; to shift the scenes.
  • (v. t.) To change the clothing of; -- used reflexively.
  • (v. t.) To put off or out of the way by some expedient.
  • (v. t.) The act of shifting.
  • (v. t.) The act of putting one thing in the place of another, or of changing the place of a thing; change; substitution.
  • (v. t.) Something frequently shifted; especially, a woman's under-garment; a chemise.
  • (v. t.) The change of one set of workmen for another; hence, a spell, or turn, of work; also, a set of workmen who work in turn with other sets; as, a night shift.
  • (v. t.) In building, the extent, or arrangement, of the overlapping of plank, brick, stones, etc., that are placed in courses so as to break joints.
  • (v. t.) A breaking off and dislocation of a seam; a fault.
  • (v. t.) A change of the position of the hand on the finger board, in playing the violin.

Example Sentences:

  • (1) At 36 h postsurgery, RBCs were examined by 23Na-NMR by using dysprosium tripolyphosphate as a chemical shift reagent.
  • (2) Changes in cardiac adenosine triphosphate (ATP), phosphocreatine (PCr) and inorganic phosphate (Pi) were followed and intracellular pH (pHi) was estimated from the chemical shift of Pi.
  • (3) Both condemn the treatment of Ibrahim, whose supposed offence appears to have shifted over time, from fabricating a defamatory story to entering a home without permission to misleading an interviewee for an article that was never published.
  • (4) When Sprague-Dawley-S9 or Wistar-S9 were used for activation, the enhancement of IQ mutagenesis by tryptamine shifted to inhibition at tryptamine concentrations > 40 microM, with Sprague-Dawley-S9, and > 20 microM, with Wistar-S9.
  • (5) In a control study an inert stereoisomer, d-propranolol, did not block the ocular dominance shift.
  • (6) However, a highly significant upward shift of the proliferating cell compartment was observed in the cancer group, resulting in a specific modification of the [3H]TDR labeling pattern in 6 of 17 specimens.
  • (7) This transient paresis was accompanied by a dramatic fall in the MFCV concomitant with a shift of the power spectrum to the lower frequencies.
  • (8) These results indicate that during IPPV the increased Pcv attenuates the pressure gradient for venous return and decreases CO and that the compensatory increase in Psf is caused by a blood shift from unstressed to stressed blood volume.
  • (9) Sequence specific binding of protein extracts from 13 different yeast species to three oligonucleotide probes and two points mutants derived from Saccharomyces cerevisiae DNA binding proteins were tested using mobility shift assays.
  • (10) The method is implemented with a digital non-causal (zero-phase shift) filter, based on the convolution with a finite impulse response, to make the computation time compatible with the use of low-cost microcomputers.
  • (11) Noise exposure and demographic data applicable to the United States, and procedures for predicting noise-induced permanent threshold shift (NIPTS) and nosocusis, were used to account for some 8.7 dB of the 13.4 dB average difference between the hearing levels at high frequencies for otologically and noise screened versus unscreened male ears; (this average difference is for the average of the hearing levels at 3000, 4000, and 6000 Hz, average for the 10th, 50th, and 90th percentiles, and ages 20-65 years).
  • (12) In the process, the DfE's definition of extremism has shifted from actual bomb-throwers to religious conservatives.
  • (13) Volume measurements were made in 26 patients to determine tissue loss and volume shifting by ROI.
  • (14) The data collection scheme for the scanner uses multiple rotations of a linearly shifted, asymmetric fan beam permitting user-defined variable resolution.
  • (15) Immediately prior to and at maximal workloads, carbon monoxide shifted into extravascular spaces and returned to the vascular space within five minutes after exercise stopped.
  • (16) While the correlations between speed and accuracy reversed over time, the abnormal vision group began and ended at the most extreme levels, having undergone a significantly more radical shift in this regard.
  • (17) Within the high-SR or medium-SR groups, the fibers with the lowest thresholds had the largest threshold shifts.
  • (18) NPR reported that investigators have not found telltale signs associated with Islamist radicalization , such as a change in mosques or abrupt shifts in behavior or family associations.
  • (19) Of the 88 evening-shift cardiac arrests during this time, one specific nurse (Nurse 14) was the care giver for 57 (65%).
  • (20) Moments later, explosive charges blasted free two tungsten blocks, to shift the balance of the probe so it could fly itself to a prearranged landing spot .