(n.) A condition in which there are two beats or waves of the arterial pulse to each beat of the heart.
Example Sentences:
(1) an improvement of the REG parameters is observed: increase of the amplitude and decrease of the values of the relative part and dicrotic index.
(2) LVESP calculated by this method and systolic blood pressure measured by the cuff were compared with aortic dicrotic notch pressures obtained by a catheter-tip manometer system as true LVESP.
(3) caused an increase of the amplitude and a decrease of the anacrote, of its relative part, and the dicrotic index, changes indicating a lowering of the cerebrovascular resistance.
(4) 3) When the light-collecting fibre was placed less than 0.5 mm from the gingival surface, clear dicrotic notches were seen in RLP.
(5) We noted a significant negative correlation between the arterial level of plasma norepinephrine and the amount of modulation of the dicrotic wave after nitroglycerin among subjects 40 yr old or younger, suggesting a sympathetic neurogenic contribution to the vascular abnormalities observed in relatively young patients with essential hypertension.
(6) Initially, the balloon was inflated at the aortic dicrotic notch and deflated before the next systole; subsequently, the inflation time was moved progressively earlier in 30-ms steps.
(7) End-systolic pressure was measured at the dicrotic notch of the arterial pressure tracing and end-systolic LV dimensions at the time of aortic valve closure.
(8) The features of pulse waves of hypertensive patients were that (t) was short even in the supine position, and that dicrotic wave was small or absent especially for toe pulse.
(9) The following REG parameters were assayed: anacrotic section of the curve and its relative part, amplitude and dicrotic index.
(10) Hence the use of the radial artery dicrotic notch as an estimate of end systole is unreliable.
(11) These oscillations resembled the wave forms of arterial pulsations with steep upstroke and dicrotic notch when the pressure amplitudes were above 10 mmHg.
(12) Subsequently digital plethysmography (systolic a-wave, dicrotic b-wave and the c-incisura) was monitored for 2 h. After administration of the NTG-containing sprays (NR and NT) the median a-wave increased rapidly, the median c-incisura deepened and the median b-wave rose slightly.
(13) It was found that the presence of the dicrotic notch in the uterine artery time-velocity waveform is the result of wave reflection and that a persistent notch past 20 weeks' gestation may be indicative of an abnormally high placental bed resistance.
(14) Physicians set up presumed value for the left ventricular endodiastolic pressure, a search area for the dicrotic notch, a threshold for the onset of the up-slope and the corresponding value of the calibration signal on the digital switches of the calculator.
(15) At cardiac catheterization the configuration of the pressure tracing in the main pulmonary artery is typical, showing an abrupt rise and fall of the systolic wave followed by a low situated dicrotic notch.
(16) We apply a pulse-wave theory to a model of the human arm arterial system that predicts the changes in the arterial pressure waveform as it traverses the vasculature (increased pulse pressure, sharper main wave, disappearance of the aortic incisura, and appearance of a diastolic dicrotic wave) and also predicts the observed modulation of the waveform during phenylephrine-induced vasoconstriction and nitroglycerin-induced vasodilation.
(17) At the foot the systolic and pulse pressures were greater and the dicrotic wave more prominent.
(18) Under control conditions, the shape of the finger waveform differed from the brachial-artery waveform in terms of: (1) a more peaked appearance; (2) a dicrotic notch (Pnotch) which is located at a lower percentage of pulse pressure; and (3) a larger pulsatile-systolic area.
(19) Dicrotic notch duration was significantly reduced and dicrotic notch pressure enhanced; in 34 women both of these abnormalities were present.
(20) Type I was further classified into subgroups Ia and Ib according to the magnitude of the tidal wave, and type II was subdivided into IIa and IIb according to the magnitude of the dicrotic notch.
Wave
Definition:
(v. t.) See Waive.
(v. i.) To play loosely; to move like a wave, one way and the other; to float; to flutter; to undulate.
(v. i.) To be moved to and fro as a signal.
(v. i.) To fluctuate; to waver; to be in an unsettled state; to vacillate.
(v. t.) To move one way and the other; to brandish.
(v. t.) To raise into inequalities of surface; to give an undulating form a surface to.
(v. t.) To move like a wave, or by floating; to waft.
(v. t.) To call attention to, or give a direction or command to, by a waving motion, as of the hand; to signify by waving; to beckon; to signal; to indicate.
(v. i.) An advancing ridge or swell on the surface of a liquid, as of the sea, resulting from the oscillatory motion of the particles composing it when disturbed by any force their position of rest; an undulation.
(v. i.) A vibration propagated from particle to particle through a body or elastic medium, as in the transmission of sound; an assemblage of vibrating molecules in all phases of a vibration, with no phase repeated; a wave of vibration; an undulation. See Undulation.
(v. i.) Water; a body of water.
(v. i.) Unevenness; inequality of surface.
(v. i.) A waving or undulating motion; a signal made with the hand, a flag, etc.
(v. i.) The undulating line or streak of luster on cloth watered, or calendered, or on damask steel.
(v. i.) Fig.: A swelling or excitement of thought, feeling, or energy; a tide; as, waves of enthusiasm.
(n.) Woe.
Example Sentences:
(1) Arterial compliance of great vessels can be studied through the Doppler evaluation of pulsed wave velocity along the arterial tree.
(2) This suggested that the chemical effects produced by shock waves were either absent or attenuated in the cells, or were inherently less toxic than those of ionizing irradiation.
(3) During the performance of propulsive waves of the oesophagus the implanted vagus nerve caused clonic to tetanic contractions of the sternohyoid muscle, thus proving the oesophagomotor genesis of the reinnervating nerve fibres.
(4) In patients with coronary artery disease, electrocardiographic signs of left atrial enlargement (LAE-negative P wave deflection greater than or equal to 1 mm2 in lead V1) are associated with increased left ventricular end diastolic pressure (LVEDP).
(5) The water is embossed with small waves and it has a chill glassiness which throws light back up at the sky.
(6) The examination of the standard waves' amplitude and latency of the brain stem auditory evoked response (BAEP) was performed in 20 guinea pigs (males and females, weighing 250 to 300 g).
(7) The amplitudes of the a-wave and the 01 decreased in dose-dependent manners, but their changes were less striking than those of the 01 latency.
(8) Enzymatic activity per gram of urinary creatinine was consistently but not significantly higher before extracorporeal shock wave lithotripsy than in control subjects.
(9) It is the route the authorities are now adopting, after the wave of taxpayer bailouts in2008-09.
(10) Paired tolbutamide and glucose infusions using a square wave technique demonstrated that although early phase insulin secretion is dimished in the fetus, this is not due to an absolute deficiency of stored insulin.
(11) It was shown that gradual recovery of spike wave patterns occurred from initial water swallowing to successive dry swalllowing.
(12) Total abolition of the CR ensued when the wave of CSD reached the motor (frontal) cortex and again was independent of the CS modality.
(13) One thousand singleton low-risk pregnancies were cross-sectionally studied at 36-40 weeks gestation with continuous-wave Doppler ultrasonography in order to assess its usefulness as an antepartum monitoring technique for the identification of fetuses at risk of developing an adverse outcome.
(14) Yet in 4 patients in whom no aortic late systolic pressure wave was apparent (group II), nitroprusside did not alter the difference between aortic and radial systolic pressures.
(15) Alternatively, try the Hawaii Fish O nights, every Friday from 26 July until the end of August, featuring a one-hour paddleboard lesson, followed by a fish-and-chip supper looking out over the waves you've just battled (£16.75).
(16) F-wave latency was consistently increased in the affected hands of the patients, compared with results from the unaffected and control hands.
(17) The b-wave in the ERG was lacking and the EOG was flat.
(18) In only six patients (14%) the ventricular tachycardia was initiated by an ectopic ventricular complex interrupting the T wave.
(19) Analysis of official registers reveals the 38 companies in the first wave of the initiative – more than two-thirds of which are based overseas – have collectively had 698 face-to-face meetings with ministers under the current government, prompting accusations of an over-cosy relationship between corporations and ministers.
(20) The following results were obtained: 1) In normal subjects, the changes in ABR waveforms according to the changes of the rise-time, interstimulus interval and frequency of the stimulus were mainly attributed to component wave C. 2) In patients with central disorders, component wave C were initially affected.