What's the difference between arise and occur?

Arise


Definition:

  • (v. i.) To come up from a lower to a higher position; to come above the horizon; to come up from one's bed or place of repose; to mount; to ascend; to rise; as, to arise from a kneeling posture; a cloud arose; the sun ariseth; he arose early in the morning.
  • (v. i.) To spring up; to come into action, being, or notice; to become operative, sensible, or visible; to begin to act a part; to present itself; as, the waves of the sea arose; a persecution arose; the wrath of the king shall arise.
  • (v. i.) To proceed; to issue; to spring.
  • (n.) Rising.

Example Sentences:

  • (1) They are best explained by interactions between central sympathetic activity, brainstem control of respiration and vasomotor activity, reflexes arising from around and within the respiratory tract, and the matching of ventilation to perfusion in the lungs.
  • (2) Beyond this, physicians learn from specific problems that arise in practice.
  • (3) Arising of the nucleus from a polyheteronomous nucleoid of proeukaryotes.
  • (4) We conclude that the rat somatosympathetic reflex consists of an early excitatory component due to the early activation of RVL-spinal sympathoexcitatory neurons with rapidly conducting axons and a later peak that may arise from the late activation of these same neurons as well as the early activation of RVL vasomotor neurons with more slowly conducting spinal axons.
  • (5) This behavior consists of a very rapid bend of the body and tail that is thought to arise from the monosynaptic excitation of large primary motoneurons by the Mauthner cell.
  • (6) The aim of this paper is to demonstrate that the problems which arise from simultaneously developing regulatory and competitive approaches to health care cost containment can be solved, if recognized, and that those problems deserve more systematic investigation than they have so far received.
  • (7) Intoxications arising from therapeutic activities pertaining to this cult are of the same kind as those encountered in the practice of Modern Medicine.
  • (8) Arising out of the localisation neuropathological findings in Alzheimer type dementia, it could be that hormonal findings perform a useful function as indicators of a change in neurotransmitter activity in this disease.
  • (9) Autopsy revealed a primary intimal sarcoma with osteogenic elements arising in the posterior leaflet of the pulmonary valve and obstructing the main pulmonary artery and its right branch.
  • (10) This is the eighth reported case of malignant schwannoma arising in the intracranial trigeminal nerve.
  • (11) Gonadoblastoma is an unusual tumor that typically arises in a streak gonad or an abnormal testis of an individual having a Y chromosome.
  • (12) Aspergillomas generally arise from saprophytic colonization of a pre-existing pulmonary cavity with Aspergillus, and may be complicated by life-threatening hemoptosis.
  • (13) Attention is drawn to the desirability of differentiating between supra- and sub-gingival calculus in the CPITN scoring system and to the excessive treatment requirements that arise from classifying everyone with calculus as requiring prophylaxis and scaling.
  • (14) Arising from a poorly differentiated thyroid papillary carcinoma we have established a cell line synthesizing the thyroglobulin and human chorionic gonadotropin (alpha and beta subunits) (HCG) hormones.
  • (15) The appearance of an abundant class of polyribosomes was correlated with globin synthesis by demonstrating that a discrete class of polyribosomes arises in cells treated with the inducers hexamethylene bisacetamide and hemin.
  • (16) We conclude that: 1) the effective capillary PO2 in the fetal brain can be significantly reduced by increasing the distance between non-methemoglobin-laden erythrocytes in capillaries and 2) hypoxic inhibition of fetal breathing probably arises from discrete areas of the brain having a PO2 less than 3 Torr.
  • (17) The results suggest that Ce projections to a variety of medullary sites arise from separate populations of neurons with partially overlapping distributions in the medial Ce.
  • (18) In spite of the limitations arising from the complex geometry of the right ventricule, echocardiography may be the most important non-invasive technique in the evaluation of the structural and functional repercussion of hypertension on the right ventricle.
  • (19) This article examines current statutory and common law analyses of malpractice issues in transplantation, with particular attention given to issues of informed consent as they arise both for the organ donor and donee.
  • (20) In this connection the question about the contribution of each word of length l (l-tuple) to the inhomogeneity of genetic text arises.

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.