What's the difference between beat and jerk?

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.

Jerk


Definition:

  • (v. t.) To cut into long slices or strips and dry in the sun; as, jerk beef. See Charqui.
  • (v. t.) To beat; to strike.
  • (v. t.) To give a quick and suddenly arrested thrust, push, pull, or twist, to; to yerk; as, to jerk one with the elbow; to jerk a coat off.
  • (v. t.) To throw with a quick and suddenly arrested motion of the hand; as, to jerk a stone.
  • (v. i.) To make a sudden motion; to move with a start, or by starts.
  • (v. i.) To flout with contempt.
  • (n.) A short, sudden pull, thrust, push, twitch, jolt, shake, or similar motion.
  • (n.) A sudden start or spring.

Example Sentences:

  • (1) The EMG silent periods (SP) produced in the open-close-clench cycle and jaw-jerk reflex were compared for duration before and after treatment with an occlusal bite splint.
  • (2) While tonic pupil and reduced sweating can be attributed to the affection of postganglionic cholinergic parasympathetic and sympathetic fibres projecting to the iris and sweat glands, respectively, the pathogenesis of diminished or lost tendon jerks remains obscure.
  • (3) In reflex-induced jerks this negative transient could be recognized as a component of the sensory evoked potential.
  • (4) A dynamic optimization technique to minimize jerk cost under the constraint on jerk input was applied to interpret the results, assuming that a major goal of skilled movements was to produce optimally smooth movements.
  • (5) The Peppers like to be jerks (at Dingwalls Swan dedicated a song to “all you whiney Britishers who can suck my American cock”), but don’t let the surface attitude fool you.
  • (6) Results from animal experiments and neuropathological studies suggest that the abolition of jerks in such cases is probably due to loss of facilitating influences from the cerebral cortex and central grey nuclei.
  • (7) Surgery caused or aggravated unilaterally diminished knee or ankle jerks in 3% and 10% of cases, respectively.
  • (8) This is a gladiatorial display – that is what people go to see.” Bray added: “The popular knee-jerk reaction will be we should ban airshows, but it’s very rare for such a crash to take place.
  • (9) High-frequency trading may or may not distort markets, but surely a knee-jerk reaction by banning it is not the answer.
  • (10) In order to overcome various drawbacks of the conventional polygraphic study of a relationship between myoclonus and EEG, the EEG preceding and following the myoclonic jerk was simultaneously averaged by the CNV program.
  • (11) Compared with the myoclonic-serotonergic syndrome evoked by 5-hydroxytryptophan in rats with 5.7-dihydroxytryptamine lesions, harmaline+5-hydroxytryptophan-treated rats displayed more continuous and greater axial myoclonic jerks and some postural differences.
  • (12) The effects of electrical stimulation and microinjection of sodium glutamate (0.5 M) in the sympathetic pressor areas of the dorsal medulla (DM), ventrolateral medulla (VLM), and parvocellular nucleus (PVC) on the knee jerk, crossed extension, and evoked potential of the L5 ventral root produced by intermittent electrical stimulation were studied in 98 adult cats anesthetized with chloralose and urethane.
  • (13) The knee jerk itself is seen as a "physiological artefact," resulting from a mode of stimulation that does not occur in life, with the normal function of its underlying circuitry still under debate.
  • (14) The patients did not significantly differ from controls on catch-up saccade amplitude, square wave jerk rate, or anticipatory saccade rate.
  • (15) It was confirmed that the technique of jerk-locked averaging with a backward averaging program was useful for detecting cortical spikes in association with the spontaneously occurring myoclonus, which are not recognized on the convential polygraph, and for evaluating the temporal and topographical relationship between the spike and the myoclonus.
  • (16) The typical electrophysiological correlates of myoclonus in Alzheimer's disease are similar to those of cortical reflex myoclonus, with a focal, contralateral negativity in the EEG preceding the myoclonic jerk.
  • (17) The analgesic effect of morphine in the rat tail jerk assay was enhanced by the serotonin uptake inhibitor, fluoxetine.
  • (18) In focal epileptic status, the single dose stopped paroxysmal activity and the associated clonic jerks for a few seconds.
  • (19) The occurrence of horizontal jerks with larger amplitudes than on Earth was observed during vertical optokinetic nystagmus in astronauts tested throughout a 7-day spaceflight.
  • (20) Only one patient felt his knee to be unstable (he had a positive pivot jerk).