What's the difference between undergo and undertake?

Undergo


Definition:

  • (v. t.) To go or move below or under.
  • (v. t.) To be subjected to; to bear up against; to pass through; to endure; to suffer; to sustain; as, to undergo toil and fatigue; to undergo pain, grief, or anxiety; to undergothe operation of amputation; food in the stomach undergoes the process of digestion.
  • (v. t.) To be the bearer of; to possess.
  • (v. t.) To undertake; to engage in; to hazard.
  • (v. t.) To be subject or amenable to; to underlie.

Example Sentences:

  • (1) Thirty-two patients (10 male, 22 female; age 37-82 years) undergoing maintenance haemodialysis or haemofiltration were studied by means of Holter device capable of simultaneously analysing rhythm and ST-changes in three leads.
  • (2) In 49 cases undergoing systemic lymphadenectomy 32 were found to have glandular involvement, of which both aortic and pelvic nodes were positive in 17 cases (53.1%), aortic nodes positive but pelvic negative in six (18.8%), and pelvic nodes positive but aortic negative in nine (28.1%).
  • (3) Squadron Leader Kevin Harris, commander of the Merlins at Camp Bastion, the main British base in Helmand, praised the crews, adding: "The Merlins will undergo an extensive programme of maintenance and cleaning before being packed up, ensuring they return to the UK in good order."
  • (4) The diffusion of Myocamicin in the prostatic tissue of patients undergoing prostatectomy after a single oral dose of 600 mg has been studied.
  • (5) During capillary growth when endothelial cells (EC) undergo extensive proliferation and migration and pericytes are scarce, hyaluronic acid (HA) levels are elevated.
  • (6) Peripheral blood monocytes undergo an oxidative burst similar to that seen in neutrophils.
  • (7) An experimental model was established in the ewe allowing one to predict with accuracy an antral follicle that coincidentally would either undergo ovulation (6-8 mm diameter) or atresia (3-4 mm diameter) following synchronization of luteal regression and the onset of the gonadotropin surge.
  • (8) The relative contributions of transcriptional and posttranscriptional regulation of gene expression to the increase in constitutively expressed cellular proteins were examined in mouse kidneys undergoing compensatory growth following unilateral nephrectomy (UNI-NX).
  • (9) The DDE also undergoes photocyclization to give dichlorofluorene derivatives.
  • (10) This study demonstrated that significant global and regional ventricular dysfunction develops immediately after removal of the papillary muscles, whereas myocardial contractility is preserved in patients undergoing mitral valve repair.
  • (11) All 80 adult cardiac surgery patients undergoing a cardiac operation at one institution during the final quarter of 1983 were included in this prospective study.
  • (12) Cholecystectomy provided successful treatment in three of the four patients but the fourth was too ill to undergo an operation; in general, definitive treatment is cholecystectomy, together with excision of the fistulous tract if this takes a direct path through the abdominal wall from the gallbladder, or curettage if the course is devious.
  • (13) Between January 1979 and April 1983, 113 children undergoing their first relapse of acute lymphoid leukemia (ALL) at any site were registered in Pediatric Oncology Group study 7834; 98 were eligible and evaluable.
  • (14) Electromagnetic interference presented as inhibition and resetting of the demand circuitry of a ventricular-inhibited temporary external pacemaker in a 70-year-old man undergoing surgical implantation of a permanent bipolar pacemaker generator and lead.
  • (15) This implies that these proteins are quantitatively absorbed from the peritoneum without undergoing modifications.
  • (16) Five normovolemic patients undergoing cardiac catheterization for atypical chest pain syndrome volunteered for this study.
  • (17) The cardiorespiratory effects of trichloroethylene supplementation of nitrous oxide-oxygen anesthesia, with simultaneous use of halothane at induction as needed, were studied in outpatient oral surgery patients undergoing dental extractions under general anesthesia.
  • (18) Persons with clinical abdominal findings, shock, altered sensorium, and severe chest injuries after blunt trauma should undergo the procedure.
  • (19) Forty five elderly patients undergoing total hip replacements were assessed one day before and two days after surgery in order to explore the relationship between pre-operative anxiety and post-operative delirium.
  • (20) In 29 patients undergoing duplex sonography of the hepatic artery, six (21%) had absence of a Doppler arterial pulse.

Undertake


Definition:

  • (v. t.) To take upon one's self; to engage in; to enter upon; to take in hand; to begin to perform; to set about; to attempt.
  • (v. t.) Specifically, to take upon one's self solemnly or expressly; to lay one's self under obligation, or to enter into stipulations, to perform or to execute; to covenant; to contract.
  • (v. t.) Hence, to guarantee; to promise; to affirm.
  • (v. t.) To assume, as a character.
  • (v. t.) To engage with; to attack.
  • (v. t.) To have knowledge of; to hear.
  • (v. t.) To take or have the charge of.
  • (v. i.) To take upon one's self, or assume, any business, duty, or province.
  • (v. i.) To venture; to hazard.
  • (v. i.) To give a promise or guarantee; to be surety.

Example Sentences:

  • (1) However, as the same task confronts the Lib Dems, do we not now have a priceless opportunity to bring the two parties together to undertake a fundamental rethink of the way social democratic principles and policies can be made relevant to modern society.
  • (2) But earlier this year the Unesco world heritage committee called for the cancellation of all such Virunga oil permits and appealed to two concession holders, Total and Soco International, not to undertake exploration in world heritage sites.
  • (3) Without that, and without undertaking big changes, the service's future may fall into doubt, he says.
  • (4) The performance of the instrument was evaluated by undertaking in vitro measurements of the reflectance spectra of blood.
  • (5) This work undertakes the study of changes in urinary, plasmatic and tissue levels of Thromboxane B2 (TXB2) as well as in tissue Prostaglandin E2 (PGE2) after pancreas transplantation and the effect of superoxide dismutase (SOD) on these changes.
  • (6) The surgeon must have an exact idea of this canal before undertaking operation for plastics of the hernial defect.
  • (7) So far, there is little sign of similar hubris at the Human Brain Project, a far more complex undertaking, but perhaps for the moment Markram's ambition is precisely what is needed.
  • (8) This report describes how the difficulties were surmounted, and how the National Technical Centre then proceeded to undertake activities to extend awareness of the ICIDH.
  • (9) Since the regime was introduced, we have been undertaking work to ensure that senior manager responsibilities are properly allocated and understood in firms.
  • (10) The questions facing nursing now are not whether nurses should undertake this role, but how well do they provide information?
  • (11) The prison suicide rate, at 120 deaths per 100,000 people, is about 10 times higher than the rate in the general population.” The report calls for a recently revised incentives and earned privileges regime to be scrapped and for an undertaking that prisoners with mental health problems or at known risk of suicide should never be placed in solitary.
  • (12) Additional reconstruction of the "donor" limb arteries and dilatation of the iliac artery improve circulation in the "donor limb", which makes it possible to undertake cross femoral-femoral shunting in patients with a high risk of aorto-femoral reconstruction in atherosclerotic affection of the "donor" limb.
  • (13) They were charged with undertaking acts in preparation or planning for a terrorist act.
  • (14) Despite the fact that this approach has several caveats, consistent results obtained in short-term studies would more readily justify the undertaking of a large-scale, long-term controlled study using colon cancer or adenomatous polyp recurrence as an endpoint.
  • (15) The chance discovery of an oesophageal localisation of Crohn's disease led the authors to undertake routine study of the oesophagus in their last 18 patients suffering from the disorder.
  • (16) Pedro is due in London on Wednesday to undertake a medical and discuss personal terms, with United having withdrawn their interest.
  • (17) Maybe this will be increasing the frequency of patrols, or going to places that the Obama administration has been hesitant to go – such as actually undertaking a non-innocent passage military patrols within 12 miles of an artificial island.
  • (18) He held out a hand to North Korea again, calling for it to denuclearise; and to Burma, if it undertakes democratic reform and frees political prisoners, including opposition leader Aung San Suu Kyi.
  • (19) The judge noted the “seriousness of these offences and impact on road traffic, particularly given the number of fines previously issued against BT by TfL for similar offences.” Firms undertaking work anywhere in London need a permit before digging up the roads, allowing highway authorities to coordinate work to minimise disruption.
  • (20) Prior to undertaking the exploration of phenomena in a research study with people from different cultures, certain elements must be addressed in order to bridge cultural and linguistic differences.