(v. t.) The act of striking; a blow; a hit; a knock; esp., a violent or hostile attack made with the arm or hand, or with an instrument or weapon.
(v. t.) The result of effect of a striking; injury or affliction; soreness.
(v. t.) The striking of the clock to tell the hour.
(v. t.) A gentle, caressing touch or movement upon something; a stroking.
(v. t.) A mark or dash in writing or printing; a line; the touch of a pen or pencil; as, an up stroke; a firm stroke.
(v. t.) Hence, by extension, an addition or amandment to a written composition; a touch; as, to give some finishing strokes to an essay.
(v. t.) A sudden attack of disease; especially, a fatal attack; a severe disaster; any affliction or calamity, especially a sudden one; as, a stroke of apoplexy; the stroke of death.
(v. t.) A throb or beat, as of the heart.
(v. t.) One of a series of beats or movements against a resisting medium, by means of which movement through or upon it is accomplished; as, the stroke of a bird's wing in flying, or an oar in rowing, of a skater, swimmer, etc.
(v. t.) The rate of succession of stroke; as, a quick stroke.
(v. t.) The oar nearest the stern of a boat, by which the other oars are guided; -- called also stroke oar.
(v. t.) The rower who pulls the stroke oar; the strokesman.
(v. t.) A powerful or sudden effort by which something is done, produced, or accomplished; also, something done or accomplished by such an effort; as, a stroke of genius; a stroke of business; a master stroke of policy.
(v. t.) The movement, in either direction, of the piston plunger, piston rod, crosshead, etc., as of a steam engine or a pump, in which these parts have a reciprocating motion; as, the forward stroke of a piston; also, the entire distance passed through, as by a piston, in such a movement; as, the piston is at half stroke.
(v. t.) Power; influence.
(v. t.) Appetite.
(v. t.) To strike.
(v. t.) To rib gently in one direction; especially, to pass the hand gently over by way of expressing kindness or tenderness; to caress; to soothe.
(v. t.) To make smooth by rubbing.
(v. t.) To give a finely fluted surface to.
(v. t.) To row the stroke oar of; as, to stroke a boat.
Example Sentences:
(1) The major treatable risk factors in thromboembolic stroke are hypertension and transient ischemic attacks (TIA).
(2) In the stage 24 chick embryo, a paced increase in heart rate reduces stroke volume, presumably by rate-dependent decrease in passive filling.
(3) We studied the effects of the localisation and size of ischemic brain infarcts and the influence of potential covariates (gender, age, time since infarction, physical handicap, cognitive impairment, aphasia, cortical atrophy and ventricular size) on 'post-stroke depression'.
(4) Serum sialic acid concentration predicts both death from CHD and stroke in men and women independent of age.
(5) Cardiovascular disease event rates will be assessed through continuous community surveillance of fatal and nonfatal myocardial infarction and stroke.
(6) Five late strokes were ipsilateral (1.8%) and six were contralateral (2.1%) to the operated carotid artery.
(7) Diabetic retinopathy (an index of microangiopathy) and absence of peripheral pulses, amputation, or history of myocardial infarction, stroke, or transient ischemic attacks (as evidence of macroangiopathy) caused surprisingly little increase in relative risk for cardiovascular death.
(8) Urinary incontinence present between 7 and 10 days after stroke was the most important adverse prognostic factor both for survival and for recovery of function.
(9) Acetylsalicylic acid has been shown to reduce significantly stroke, death and stroke-related death in men, with no detectable benefit for women.
(10) Atrophy was present in 44% of TIA patients, 68% of PRIND patients and 82% of completed stroke patients.
(11) On the basis of clinical symptoms and CT scan findings, 66 patients were categorized as having sustained a RIND and 187 a stroke.
(12) Recognised risk factors for stroke were found equally in those patients with and without severe events before onset, except that hypertension was rather less common in the patients who had experienced a severe event.
(13) These are risk factors for diabetes, cardiovascular disease and stroke.
(14) Stroke was the cause of 2 and congestive heart failure the cause of 4 deaths.
(15) Combined clinical observations, stroke volume measured by impedance cardiography, and ejection fractions calculated from systolic time intervals, all showed significant improvement in parallel with CoQ10 administration.
(16) He won the Labour candidacy for the Scottish seat of Kilmarnock and Loudon in 1997, within weeks of polling day, after the sitting Labour MP, Willie McKelvey, decided to stand down when he suffered a stroke.
(17) During surgical stimulation cardiac index increased in group A due to an increase in heart rate but remained below control in group B, while stroke volume index was reduced in both groups throughout the whole procedure.
(18) In 2001 Sorensen suffered a stroke, which seriously damaged his eyesight, but he continued to be involved in a number of organisations, including the Council on Foreign Relations and other charitable and public bodies, until a second stroke in October 2010.
(19) Two hundred and forty-one residents were examined for carotid bruits and signs of previous stroke.
(20) One hundred ten atherosclerotic occlusions of the internal carotid artery (ICA) were found in 106 patients in group I. Fifty-one percent of these patients had a history of stroke before arteriography, 24% had transient ischemic attacks (TIAs) or amaurosis fugax (AF), and 12% had nonhemispheric symptoms.
Surface
Definition:
(n.) The exterior part of anything that has length and breadth; one of the limits that bound a solid, esp. the upper face; superficies; the outside; as, the surface of the earth; the surface of a diamond; the surface of the body.
(n.) Hence, outward or external appearance.
(n.) A magnitude that has length and breadth without thickness; superficies; as, a plane surface; a spherical surface.
(n.) That part of the side which is terminated by the flank prolonged, and the angle of the nearest bastion.
(v. t.) To give a surface to; especially, to cause to have a smooth or plain surface; to make smooth or plain.
(v. t.) To work over the surface or soil of, as ground, in hunting for gold.
Example Sentences:
(1) The resulting dose distribution is displayed using traditional 2-dimensional displays or as an isodose surface composited with underlying anatomy and the target volume.
(2) Phospholipid methylation in human EGMs is distinctly different from that in rat EGMs (Hirata and Axelrod 1980) in that the human activity is not Mg++-dependent, and apparent methyltransferase I activity is located in the external membrane surface.
(3) To quantify the size of the lesion in mice, the area of the infarct on the brain surface was assessed planimetrically 48 h after MCA occlusion by transcardial perfusion of carbon black.
(4) Using monoclonal antibodies directed against the plasma membrane of Madin-Darby canine kidney (MDCK) cells, we demonstrated previously that a glycoprotein with an Mr = 23,000 (gp23) had a non-polarized cell surface distribution and was observed on both the apical and basolateral membranes (Ojakian, G. K., Romain, R. E., and Herz, R. E. (1987) Am.
(5) In the surface epithelial cells, the basolateral cell surface showed moderate enzymatic activity.
(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) The role of Ca2+ in cell agglutination may be either to activate the cell-surface dextran receptor or to form specific intercellular Ca2+ bridges.
(8) The subcellular distribution of sialyltransferase and its product of action, sialic acid, was investigated in the undifferentiated cells of the rat intestinal crypts and compared with the pattern observed in the differentiated cells present in the surface epithelium.
(9) Even with hepatic lipase, phospholipid hydrolysis could not deplete VLDL and IDL of sufficient phospholipid molecules to account for the loss of surface phospholipid that accompanies triacylglycerol hydrolysis and decreasing core volume as LDL is formed (or for conversion of HDL2 to HDL3).
(10) A total of 555 caries lesions were registered on proximal surfaces, 49.1% being primary lesions in the enamel, 21.4% primary lesions into the dentin and 29.5% secondary lesions.
(11) Contact angles of Silafocon A and PMMA were relatively uninfluenced by front surface radii between 7.7 and 8.85 and 7.3 to 8.8 mm, respectively.
(12) These cells contained organelles characteristic of the maturation stage ameloblast and often extended to the enamel surface, suggesting a possible origin from the ameloblast layer.
(13) Together these observations suggest that cytotactin is an endogenous cell surface modulatory protein and provide a possible mechanism whereby cytotactin may contribute to pattern formation during development, regeneration, tumorigenesis, and wound healing.
(14) Our Ph1-positive ALL revealed B-cell lineage leukemia, since their surface phenotype were Ia+ and CD10+ and they have rearranged immunoglobulin JH genes.
(15) The complete nucleotide sequence of the gene for a cell surface protein antigen (SpaA) of Streptococcus sobrinus MT3791 (serotype g) was determined.
(16) To investigate the mechanism of enhanced responsiveness of cholesterol-enriched human platelets, we compared stimulation by surface-membrane-receptor (thrombin) and post-receptor (AlF4-) G-protein-directed pathways.
(17) Lysis of EAC4b,3b cellular intermediates formed to contain a low surface amount of C3b was more inhibited than was lysis of cells formed with a standard amount of C3b on the surface.
(18) After either 5 or 10 days of culture with both cytokines, intense immunofluorescent staining for Ia could be identified on the surface of greater than 80-90% of the viable islet cells.
(19) Within the capillary-perfused mucosa and muscularis (between 50 and 2000 microns from the urothelial surface), concentrations decreased by 50% for each 500-microns distance.
(20) Displacement of the surface of the cornea of bovine eyes after disruption of intact structures was investigated by means of holographic interferometry.