What's the difference between beat and pulsation?

Beat


Definition:

  • (imp.) of Beat
  • (p. p.) of Beat
  • (v. t.) To strike repeatedly; to lay repeated blows upon; as, to beat one's breast; to beat iron so as to shape it; to beat grain, in order to force out the seeds; to beat eggs and sugar; to beat a drum.
  • (v. t.) To punish by blows; to thrash.
  • (v. t.) To scour or range over in hunting, accompanied with the noise made by striking bushes, etc., for the purpose of rousing game.
  • (v. t.) To dash against, or strike, as with water or wind.
  • (v. t.) To tread, as a path.
  • (v. t.) To overcome in a battle, contest, strife, race, game, etc.; to vanquish or conquer; to surpass.
  • (v. t.) To cheat; to chouse; to swindle; to defraud; -- often with out.
  • (v. t.) To exercise severely; to perplex; to trouble.
  • (v. t.) To give the signal for, by beat of drum; to sound by beat of drum; as, to beat an alarm, a charge, a parley, a retreat; to beat the general, the reveille, the tattoo. See Alarm, Charge, Parley, etc.
  • (v. i.) To strike repeatedly; to inflict repeated blows; to knock vigorously or loudly.
  • (v. i.) To move with pulsation or throbbing.
  • (v. i.) To come or act with violence; to dash or fall with force; to strike anything, as, rain, wind, and waves do.
  • (v. i.) To be in agitation or doubt.
  • (v. i.) To make progress against the wind, by sailing in a zigzag line or traverse.
  • (v. i.) To make a sound when struck; as, the drums beat.
  • (v. i.) To make a succession of strokes on a drum; as, the drummers beat to call soldiers to their quarters.
  • (v. i.) To sound with more or less rapid alternations of greater and less intensity, so as to produce a pulsating effect; -- said of instruments, tones, or vibrations, not perfectly in unison.
  • (n.) A stroke; a blow.
  • (n.) A recurring stroke; a throb; a pulsation; as, a beat of the heart; the beat of the pulse.
  • (n.) The rise or fall of the hand or foot, marking the divisions of time; a division of the measure so marked. In the rhythm of music the beat is the unit.
  • (n.) A transient grace note, struck immediately before the one it is intended to ornament.
  • (n.) A sudden swelling or reenforcement of a sound, recurring at regular intervals, and produced by the interference of sound waves of slightly different periods of vibrations; applied also, by analogy, to other kinds of wave motions; the pulsation or throbbing produced by the vibrating together of two tones not quite in unison. See Beat, v. i., 8.
  • (v. i.) A round or course which is frequently gone over; as, a watchman's beat.
  • (v. i.) A place of habitual or frequent resort.
  • (v. i.) A cheat or swindler of the lowest grade; -- often emphasized by dead; as, a dead beat.
  • (a.) Weary; tired; fatigued; exhausted.

Example Sentences:

  • (1) It is suitable either for brief sampling of AP durations when recording with microelectrodes, which may impale cells intermittently, or for continuous monitoring, as with suction electrodes on intact beating hearts in situ.
  • (2) Calcium added to the myocytes seen after beating ceased reversed the effect and the cells started to beat again.
  • (3) The behavior of the retrograde H deflection in respect to the first extra beat following the premature QRS complex helped in excluding bundle branch reentry.
  • (4) Amiodarone was able to suppress the premature ventricular beats, depress conduction and prolong refractoriness in both, the AV node and accessory pathway to prevent recurrences of atrioventricular reentry.
  • (5) This study compares the effects of 60 minutes of ischemic arrest with profound topical hypothermia (10 dogs) on myocardial (1) blood flow and distribution (microspheres), (2) metabolism (oxygen and lactate), (3) water content (wet to dry weights), (4) compliance (intraventricular balloon), and (5) performance (isovolumetric function curves) with 180 minutes of cardiopulmonary bypass with the heart in the beating empty state (seven dogs).
  • (6) Bamu also beat him, taking a pair of pliers and wrenching his ear.
  • (7) At lower frequencies of stimulation the heart beat is increased to rates dependent on interaction between the time course of the hyperpolarization and the refractory period of the heart.
  • (8) Tachycardia was sustained for a mean of 4.8 hours prior to medical evaluation, with a mean rate of 186 beats per minute and mean systolic blood pressure of 111 mm Hg.
  • (9) A linear increase in heart rate per 10-fold increase of either drug was observed, (-)-isoprenaline: 25 beats - min-1-; (plus or minus)-salbutamol: 14 beats - min-1-.
  • (10) In the 55th minute Ivanovic dispossessed Bale and beat Ricketts before sliding the ball across to give Tadic a simple finish.
  • (11) Gated blood pool images were stored in modified left anterior oblique views by the multiple gated method (28 frames per beat) after the in vivo labeling of erythrocytes using 25 mCi 99m-Tc.
  • (12) The BBA statistics director, David Dooks, said: "It was no surprise to see the January mortgage figures falling back from December, when transactions were being pushed through to beat the end of stamp duty relief.
  • (13) A patient with hypertensive heart disease, in whom atrial premature beats with a decrease in the amplitude and widening of his bundle potential, prolongation of the H-V interval, and right bundle branch block pattern suggested intrahisian longitudinal dissociation, is described.
  • (14) Women on the beat: how to get more female police officers around the world Read more Mortars were, for instance, used on 5 June when Afghan national army soldiers accidentally hit a wedding party on the outskirts of Ghazni, killing eight children.
  • (15) Complete atrio-ventricular block, and salves of ventricular premature beats were the most serious rhythm disturbances.
  • (16) Shell casings littered the main road, tear gas hung in the air and security forces beat local residents.
  • (17) When intracellular recordings were made from muscle cells of the sinus venosus, it was found that applied acetylcholine caused bradycardia and a cessation of the heart beat which was associated with membrane hyperpolarization and a reduction in the duration of the action potentials.
  • (18) His teams are always hard to beat, tactically disciplined and, most importantly, successful.
  • (19) With these stringent criteria the rejection rate was 71.0% for group A records, 58.5% for group B and 44.5% for group C. The proportions of records with peak quality (no missing leads or clipping, and grade 1 noise, lead drift or beat-to-beat drift) were 4.5% for group A, 5.5% for group B and 23.0% for group C. Suggested revisions in the grading of technical quality of ECGs are presented.
  • (20) Shaker Aamer , a Saudi who lived in London before travelling to Afghanistan, has given a statement to one of his lawyers in which he says British intelligence officers were present while Americans beat him and smashed his head against a wall.

Pulsation


Definition:

  • (n.) A beating or throbbing, especially of the heart or of an artery, or in an inflamed part; a beat of the pulse.
  • (n.) A single beat or throb of a series.
  • (n.) A stroke or impulse by which some medium is affected, as in the propagation of sounds.
  • (n.) Any touching of another's body willfully or in anger. This constitutes battery.

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.