What's the difference between intravenous and venous?

Intravenous


Definition:

  • (a.) Within the veins.

Example Sentences:

  • (1) LHRH therapy leads to higher plasma LH levels and a lower FSH in response to an intravenous LHRH test.
  • (2) In addition, intravenous injection of complexes into rabbits showed optimal myocardial images with agents of intermediate lipophilicity.
  • (3) 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.
  • (4) Sepsis resulted from intravenous absorption through inflamed or disrupted urothelium.
  • (5) To examine the central nervous system regulation of duodenal bicarbonate secretion, an animal model was developed that allowed cerebroventricular and intravenous injections as well as collection of duodenal perfusates in awake, freely moving rats.
  • (6) We investigated whether these peptides also affect the sleep EEG in humans when given intravenously by comparing polysomnographically the effects of four boluses of (1) placebo, (2) 50 micrograms GHRH or (3) 50 micrograms SRIF administered at 22.00, 23.00, 24.00 and 1.00 h to 7 male controls.
  • (7) The secretion of GH as measured by increased plasma level, in response to oral administration of 500 mg L-dopa or 30 min-infusion of arginine, was not modified by prior intravenous administration of 200 micrograms GH-releasing hormone (GHRH).
  • (8) The introduction of intravenous, high-dose thrombolytic therapy during a brief period has markedly reduced mortality of patients with acute myocardial infarction.
  • (9) An intravenous bolus of 300 micrograms.kg-1 of 3-desacetylvecuronium was rapidly injected into the jugular vein.
  • (10) In a randomized double-blind study, 40 patients with coronary heart disease received intravenously either 0.025 mg nitroglycerin or placebo.
  • (11) Charcoal particles coated with the lipid extract were prepared and the suspension inoculated intravenously into mice.
  • (12) If the latter is not readily correctable or if the patient is bleeding actively, anticoagulation with intermittent administration of heparin by the intravenous route is indicated.
  • (13) The terminal half-life averaged 12 h following intravenous and 15 h after oral administration.
  • (14) The difference in the volume of diuresis was maintained after intravenous injection of 20 mg of frusemide.
  • (15) Mechanical ventilation was soon instituted and several antibiotics and acyclovir were administered intravenously, with marked effects.
  • (16) In hypertensive patients, intravenous nicardipine in doses of 1 to 2 micrograms.kg-1.min-1 produced normotensive state during surgery accompanied by significant diuresis.
  • (17) Adverse outcomes were reported more frequently by consultant physicians, by those who 'titrated' the intravenous sedative, and by those who used an additional intravenous agent, but were reported equally frequently by endoscopists using midazolam and endoscopists using diazepam.
  • (18) Polyadenylic-polyuridylic acid complexes (poly A:U) at the 1-5 mu g level, were mitogenic for spleen cells when given intravenously to normal Balb or cortisone-treated mice.
  • (19) The plasma, urine, and tissue sulfathiazole concentrations were determined at various times following intravenous administration to 12 sheep.
  • (20) F(ab')2 fragment of IgG prepared from pooled immune sera was administered intravenously without side effects.

Venous


Definition:

  • (a.) Of or pertaining to a vein or veins; as, the venous circulation of the blood.
  • (a.) Contained in the veins, or having the same qualities as if contained in the veins, that is, having a dark bluish color and containing an insufficient amount of oxygen so as no longer to be fit for oxygenating the tissues; -- said of the blood, and opposed to arterial.
  • (a.) Marked with veins; veined; as, a venous leaf.

Example Sentences:

  • (1) This should not be a serious limitation to the application of the RIA in the detection of venous thrombosis.
  • (2) Graft life is even more prolonged with patch angioplasty at venous outflow stenoses or by adding a new segment of PTFE to bypass areas of venous stenosis.
  • (3) Using multiple regression, a linear correlation was established between the cardiac index and the arterial-venous pH and PCO2 differences throughout shock and resuscitation (r2 = .91).
  • (4) Plasmin-alpha 2-antiplasmin complex was not detected in any of the subjects after venous occlusion.
  • (5) At present it may be concluded that ORT per se does not place the postmenopausal women at greater risk from developing arterio-venous thrombosis.
  • (6) 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.
  • (7) Patients with inflammatory bowel disease showed decreased tissue-type plasminogen activator antigen release (t-PA Ag), no significant Von Willebrand antigen release (vWF Ag), and a residual plasminogen activator inhibitor activity (PAI activity) after venous occlusion.
  • (8) We describe 10 patients with cerebral venous thrombosis: two had protein S deficiency, one had protein C deficiency, one was in early pregnancy, and there was a single case of each of the following: dural arteriovenous malformation, intracerebral arteriovenous malformation, bilateral glomus tumours, systemic lupus erythematosus, Wegener's granulomatosis, non-Hodgkin's lymphoma.
  • (9) PNS at 7 Hz approximately doubled mesenteric venous plasma levels of PGE2 in both 16-week-old SHR and WKY, but PNS did not increase levels of 6-keto-PGF1 alpha in either strain.
  • (10) It facilitated the acquisition of quantitative velocity information with standard Doppler ultrasound techniques by identifying areas of high velocity or turbulent flow and was invaluable in the assessment of anomalous pulmonary venous drainage occurring either as an isolated anomaly or in conjunction with complex intracardiac lesions.
  • (11) Criteria for DOP administration were systolic blood pressure less than 100 mmHg and central venous pressure greater than 15 cmH2O.
  • (12) At constant arterial pO2, changes in coronary flow were associated with changes in energy-rich phosphates, but not systematically with changes in coronary venous pO2.
  • (13) Water immersion (WI) to the neck induces prompt increases in central blood volume, central venous pressure, and atrial distension.
  • (14) A fiberoptic flow-directed catheter inserted into the hepatic vein continuously measures hepatic venous oxygen hemoglobin saturation (ShvO2).
  • (15) Tachycardia, pulmonary hypertension, increased venous oxygen desaturation, and increasing core temperature develop as the syndrome progresses.
  • (16) Furthermore, the changes in both interstitial fluid and testicular venous blood levels of testosterone do not always parallel those in peripheral venous blood, suggesting that changes in testicular blood flow and peripheral clearance rates of testosterone may also be important in the control of circulating testosterone concentrations.
  • (17) It was also demonstrated that the plexus of the median eminence is, at its periphery, in direct communication with the systemic venous twigs.
  • (18) Portal venous blood flow was reduced by approximately 30%.
  • (19) The concomitant reduction in aortic pressure and increase in heart rate following total occlusion of the portal vein were most pronounced during the first weeks after stenosis, and were probably due to diminished venous return to the heart.
  • (20) When collateral marginal vessels were eliminated, adjacent arterial blood flow decreased to control levels and venous flow virtually stopped.

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