What's the difference between pulsatile and pulsative?
Pulsatile
Definition:
(a.) Capable of being struck or beaten; played by beating or by percussion; as, a tambourine is a pulsatile musical instrument.
(a.) Pulsating; throbbing, as a tumor.
Example Sentences:
(1) Menotropins and pulsatile GnRH should be considered first line therapy for women with hypogonadotropic anovulation.
(2) Increased concentrations of LH in ovariectomized mares during Periods 3 and 4 were associated with well defined pulsatile profiles.
(3) For the case of the fluctuating pressure, the strength of the artery becomes considerably lower than those under constant amplitude and two-step-multi-duplicated pulsatile pressure.
(4) This was faithfully reflected in the pattern of pulsatile LH discharges.
(5) A pulsatile flow was used in an organ preservation system under aseptic conditions.
(6) The results demonstrate that the addition of pulsatile flow to coronary perfusion minimized the deleterious effects of prolonged ventricular fibrillation on myocardial performance.
(7) The greater frequency of dysovulation in obese women, notably those who put on weight rapidly, is accompanied by numerous hormonal changes, including reduced sex hormone-binding globulin, increased ovarian and adrenal androgen production, increased peripheral aromatization of androgens to oestrogens, and altered gonadotropin pulsatile secretion.
(8) Preretinal pulsatile pressure juxtaarteriolar microinjections of neutral-pH solution of L-lactic acid also induced a segmental retinal arteriolar dilation.
(9) The characteristic signs and symptoms represent the triad of a pulsatile mass in the upper part of the abdomen, intermittent hemorrhage in the upper part of the gastrointestinal tract and severe epigastralgia not relieved by antacids.
(10) On the other hand, when the vasosensory areas were perfused at normal pulsatile pressures and within the normal physiological range of mean pressures, there was no difference in the size of the reflex vascular responses elicited by the same rise in mean pressure in the carotid sinuses and in the aortic arch.4.
(11) Both experiments were conducted using an animal model in which pulsatile secretion of gonadotropin-releasing hormone (GnRH) and endogenous secretion of ovarian steroids were eliminated by ovariectomy during seasonal anestrus and treatment with Silastic implants which maintained a luteal-phase level of serum progesterone.
(12) 31P NMR spectroscopy proved to be an excellent, dynamic, nondestructive method for assessing the liver during cold flush and pulsatile perfusion experiments.
(13) The effect of initial perturbation of the thrombus by a guide wire appears to be less important than the thrombus disruption and accelerated thrombolysis caused by the pulsatile delivery system.
(14) Our study shows that detection of a pulsatile portal venous waveform on duplex Doppler sonography in patients with liver dysfunction should raise the possibility of tricuspid regurgitation.
(15) The spatial distribution of simulated regurgitant jets imaged by Doppler color flow mapping was evaluated under constant flow and pulsatile flow conditions.
(16) Trough levels of LH, however, are dependent on the frequency of LHRH-induced pulsatile LH secretion.
(17) During the period 1978-1985 we evaluated 20 patients with the sole or initial complaint of pulsatile tinnitus.
(18) Mean pulsatile GH secretion was low in the 34 patients tested.
(19) The pulsatile secretion of FSH remained relatively constant during the experiment.
(20) Two years after the 2nd operation, he recognized pulsatile bleeding from the fistula and was admitted to our hospital.
Pulsative
Definition:
(a.) Beating; throbbing.
Example Sentences:
(1) Microotoscopy showed a blue pulsating mass behind the tympanic membrane.
(2) The surface activity of two surfactant preparations, Lipid Extract Surfactant (LES) and Survanta, was examined during adsorption and dynamic compression using a pulsating bubble surfactometer.
(3) The absence or reduction of CSF pulsation may prove to be a valuable indicator of the success of a shunting procedure.
(4) The use of in-phase TEs was preferable to maintain tissue contrast, and presaturation pulses were employed to eliminate vascular pulsation artifacts.
(5) During the gradual change in cuff pressure, the amplitude of consecutive arterial volume pulsations associated with pulse pressure shows change characteristically due to the nonlinearity of arterial pressure-volume(P-V) relation.
(6) Free serotonin may become adsorbed to the arterial wall, thus increasing sensitivity to pain, augmenting afferent input and adding a pulsating quality to migrainous pain.
(7) These changes are detected by variations in the rate of decay of the excited singlet state of pyrene after pulsation with a 10-nsec ruby laser flash.
(8) Prominent carotid arterial pulsations were detected which distinguished the condition clinically from aortic atresia.
(9) CO diminished in fast expiration, and a phase shift between the heart pulsation and the CO was seen; both agree with experimental findings.
(10) Toward these ends, various devices and techniques have been developed, including several different types of vascular shunts in combination with or without extracorporeal oxygenation of blood, implantable auxiliary ventricle and augmentation of diastolic pressure by direct counter pulsation of blood through femoral cannulae or intra-aortic balloon.The sequenced counter pulsator is an external cardiac assist device being developed for the therapy of low output syndromes.
(11) At each time of harvesting, the implants were patent and showed arterial pulsations.
(12) The venous part regulates the venous inflow volume by the feedback type mechanism; the arterial part ensures complete EC in the pulsating mode during cardiosurgical intervention and auxiliary EC in the course of heart activity recovery after cardioplegia, promoting an increase of the coronary blood flow and synchronized blood supply.
(13) In a series of patients with chronic corneal diseases treated with soft contact lenses, good pressure and intraocular pulsations were recorded both with and without the soft lenses.
(14) If the anemia is severe, palpitations, otic pulsations, and cardiac decompensation are common.
(15) Most are used in the asynchronous full-to-empty mode, but they also may be used in a synchronous counter-pulsation mode.
(16) Using the pulsating bubble surfactometer, it could be demonstrated that surfactant mixed with this antibody had a significant higher minimum surface tension when compared with surfactant alone, or surfactant mixed with an unrelated mouse immunoglobulin G (IgG).
(17) In normal subjects stimulation of the vesicourethral junction was described as a stimulus-synchronous pulsation combined with a continuous burning feeling and sometimes with a desire to void.
(18) The ability of antisera and monoclonal antibodies to inhibit the functional activity of surfactant was assayed using a pulsating bubble surfactometer.
(19) A mathematical model was derived expressing the amplitude of container pulsation (delta Po) as a function of mean intraluminal pressure (MPi), mean container pressure (MPo) and arterial pulse amplitude (delta Pi): delta Po = (-2(MPi - MPo) + b) (MPo + 1) delta Pi.
(20) Since it was easier to build equipment that recorded pulsations in amplitude, most work was confined to the recording of amplitude pulsations.