What's the difference between occur and prevail?

Occur


Definition:

  • (v. i.) To meet; to clash.
  • (v. i.) To go in order to meet; to make reply.
  • (v. i.) To meet one's eye; to be found or met with; to present itself; to offer; to appear; to happen; to take place; as, I will write if opportunity occurs.
  • (v. i.) To meet or come to the mind; to suggest itself; to be presented to the imagination or memory.

Example Sentences:

  • (1) Once treatment began, no significant changes occurred in Group 1, but both PRA and A2 rose significantly in Groups 2 and 3.
  • (2) Direct fetal digitalization led to a reduction in umbilical artery resistance, a decline in the abdominal circumference from 20.3 to 17.8 cm, and resolution of the ascites within 72 h. Despite this dramatic response to therapy, fetal death occurred on day 5 of treatment.
  • (3) Patients with papillary carcinoma with a good cell-mediated immune response occurred with much lower infiltration of the tumor boundary with lymphocyte whereas the follicular carcinoma less cell-mediated immunity was associated with dense lymphocytic infiltration, suggesting the biological relevance of lymphocytic infiltration may be different for the two histologic variants.
  • (4) It is concluded that during exposure to simulated microgravity early signs of osteoporosis occur in the tibial spongiosa and that changes in the spongy matter of tubular bones and vertebrae are similar and systemic.
  • (5) HSV I infection of the hand classically occurs in children with herpetic stomatitis and in health care workers infected during patient care delivery.
  • (6) Such an increase in antibody binding occurred simultaneously with an increase in the fluidity of surface lipid regions, as monitored by fluorescence depolarization of 1-(trimethylammoniophenyl)-6-phenyl-1,3,5-hexatriene.
  • (7) As far as acrophase table is concerned for all enzymes and fractions the acrophase occurred during the night.
  • (8) Electronmicroscopical investigations have revealed that, under normal conditions, a minor vesicular transfer of intravenously injected peroxidase occurs across the endothelium in segments of arterioles, capillaries and venules, especially in arterioles with a diameter about 15-30 mu.
  • (9) No significant change occurred in the bacterial population of our hospital unit during the period of the study (more than 3 years).
  • (10) The highest rate of discontinuation occurred when method choice was denied in the presence of husband-wife agreement on method choice, and the lowest rate occurred when method choice was granted in the presence of such concurrence.
  • (11) The secondary leukemia that occurred in these patients could be distinguished from the secondary leukemia that occurs after treatment with alkylating agents by the following: a shorter latency period; a predominance of monocytic or myelomonocytic features; and frequent cytogenetic abnormalities involving 11q23.
  • (12) An inflammatory process than occurs in the airways that is characterized by an influx of eosinophils and neutrophils into the airway epithelium and bronchial fluids.
  • (13) A clinical and microbiologic response occurred when anticoagulation therapy with heparin was added to the treatment regimen.
  • (14) Infection with opportunistic organisms, either singly or in combination, is known to occur in immunocompromised patients.
  • (15) A commensurate rise in both smoking and adenocarcinoma has occurred in the Far East where the incidence rate (40%) is twice that of North America or Europe.
  • (16) As prolongation of the action potential by TEA facilitates preferentially the hormone release evoked by low (ineffective) frequencies, it is suggested that a frequency-dependent broadening of action potentials which reportedly occurs on neurosecretory neurones may play an important role in the frequency-dependent facilitation of hormone release from the rat neurohypophysis.
  • (17) 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.
  • (18) Angle closure glaucoma is a well-known complication of scleral buckling and it is of particular interest when it occurs in eyes with previously normal angles.
  • (19) The concentrations of five normally occurring protease inhibitors in serum and synovial fluid were compared in patients with rheumatoid arthritis, osteoarthrosis, and normal controls.
  • (20) A strong block to the elongation of nascent RNA transcripts by RNA polymerase II occurs in the 5' part of the mammalian c-fos proto-oncogene.

Prevail


Definition:

  • (v. i.) To overcome; to gain the victory or superiority; to gain the advantage; to have the upper hand, or the mastery; to succeed; -- sometimes with over or against.
  • (v. i.) To be in force; to have effect, power, or influence; to be predominant; to have currency or prevalence; to obtain; as, the practice prevails this day.
  • (v. i.) To persuade or induce; -- with on, upon, or with; as, I prevailedon him to wait.

Example Sentences:

  • (1) Among the pathological or abnormal ECGs (25.6%) prevailed the vegetative-functional heart diseases with 92%.
  • (2) Yet the Tory promise of fiscal rectitude prevailed in England Alexander had been in charge of Labour’s election strategy, but he could not strategise a victory over a 20-year-old Scottish nationalist who has not yet taken her finals.
  • (3) In 1935, Einstein challenged the prevailing interpretation of quantum theory.
  • (4) The probable reaction mechanisms prevailing in both cases are discussed in accordance with the low and high resolution mass spectral data presented.
  • (5) Of the tumor-infiltrating lymphocytes, T-lymphocytes (mostly CD4+ cells) prevailed over B-lymphocytes.
  • (6) According to perimeter of leg, 13% of these girl students might he considered affected of second degree malnutrition, this situation prevailed from 13 to 18 years of age, but was not true in the 12--year--old group.
  • (7) It was shown that at the time of birth the noradrenaline level prevailed over the adrenaline level, but as soon as the 3rd-5th day the noradrenaline content displayed a relative reduction in both groups.
  • (8) Scaf criticised the Muslim Brotherhood for its premature announcement of the results and stated it was "one of the main causes of division and confusion prevailing the political arena".
  • (9) A popular strain of foreign policy thought has long held that the US should be guided primarily by self-interest rather than human rights concerns: hence, since the US wants its Fifth Fleet to remain in Bahrain and believes ( with good reason ) that these dictators will serve US interests far better than if popular will in these countries prevails, it is right to prop up these autocrats.
  • (10) Ac-MPS of the hyaluronic acid type prevail in the ground substance of the myxoid and fibroblastic mesenchyma, while the substances containing sulfuric groups predominate in the tissue matrix exhibiting fibrogenic tendencies.
  • (11) Histologically, the prevailing feature of the tumors was infiltrating medullary adenocarcinoma consistent with carcinoma of mammary duct origin.
  • (12) When adapting the insulin dose, duration and intensity of the work load, time of day, prevailing insulin levels, and the state of nutrition must be considered.
  • (13) Unpleasure prevailed during the symbiotic phase; aggressive energies predominated and enmeshed with the neuronal encoding, the early structuralization in both the neurophysiological and psychological meaning.
  • (14) Two weeks later the Colts would prevail 29-17 at Super Bowl XLI.
  • (15) Anticoagulation should be employed following mitral valve replacement while factors contributing to thromboembolism prevail.
  • (16) During the period 1977-1979, the treatment protocol recommended vaginal hysterectomy; since 1980 abdominal surgery has prevailed.
  • (17) The main conclusions can be summarized as follows: MFS is a predominantly axonal inflammatory neuropathy with prevailing involvement of oculomotor nerves.
  • (18) Marginal overhang was the prevailing type of failure (17%), recurrent caries occurred at 12% of the restorations, unacceptable proximal contact at 10%, unacceptable marginal adaptation at 8% and isthmus fractures at 2%.
  • (19) In those with fluctuating HBe status, there was no correlation between prevailing HBe serology and sequence.
  • (20) Their mean age was 61.9 years, males prevailed (82%).