What's the difference between heart and heartbeat?

Heart


Definition:

  • (n.) A hollow, muscular organ, which, by contracting rhythmically, keeps up the circulation of the blood.
  • (n.) The seat of the affections or sensibilities, collectively or separately, as love, hate, joy, grief, courage, and the like; rarely, the seat of the understanding or will; -- usually in a good sense, when no epithet is expressed; the better or lovelier part of our nature; the spring of all our actions and purposes; the seat of moral life and character; the moral affections and character itself; the individual disposition and character; as, a good, tender, loving, bad, hard, or selfish heart.
  • (n.) The nearest the middle or center; the part most hidden and within; the inmost or most essential part of any body or system; the source of life and motion in any organization; the chief or vital portion; the center of activity, or of energetic or efficient action; as, the heart of a country, of a tree, etc.
  • (n.) Courage; courageous purpose; spirit.
  • (n.) Vigorous and efficient activity; power of fertile production; condition of the soil, whether good or bad.
  • (n.) That which resembles a heart in shape; especially, a roundish or oval figure or object having an obtuse point at one end, and at the other a corresponding indentation, -- used as a symbol or representative of the heart.
  • (n.) One of a series of playing cards, distinguished by the figure or figures of a heart; as, hearts are trumps.
  • (n.) Vital part; secret meaning; real intention.
  • (n.) A term of affectionate or kindly and familiar address.
  • (v. t.) To give heart to; to hearten; to encourage; to inspirit.
  • (v. i.) To form a compact center or heart; as, a hearting cabbage.

Example Sentences:

  • (1) The extents of phospholipid hydrolysis were relatively low in brain homogenates, synaptic plasma membranes and heart ventricular muscle.
  • (2) A 2.5-month-old child with cyanotic heart disease who required long-term PGE1 infusions; developed widespread periosteal reactions during the course of therapy.
  • (3) It was found that the skeletal muscle enzyme of the chick embryo is independent of the presence of creatine and consequently is another constitutive enzyme like the creatine kinase of the early embryonic chick heart.
  • (4) This may have significant consequences for people’s health.” However, Prof Peter Weissberg, medical director of the British Heart Foundation, which funded the work, said medical journals could no longer be relied on to be unbiased.
  • (5) Spectral analysis of spontaneous heart rate fluctuations, a powerful noninvasive tool for quantifying autonomic nervous system activity, was assessed in Xenopus Laevis, intact or spinalized, at different temperatures and by use of pharmacological tools.
  • (6) Among the pathological or abnormal ECGs (25.6%) prevailed the vegetative-functional heart diseases with 92%.
  • (7) Propranolol resulted in a significantly lower mean hourly, mean 24 h and minimum heart rate.
  • (8) Heart rate (HR), pulmonary ventilation (V), oxygen consumption (VO2), carbon dioxide production (VCO2), and respiratory quotient (RQ) were measured.
  • (9) Coronary arteritis has to be considered as a possible etiology of ischemic symptoms also in subjects who appear affected by typical atherosclerotic ischemic heart disease.
  • (10) A full-length cDNA encoding porcine heart aconitase was derived from lambda gt10 recombinant clones and by amplification of the 5' end of the mRNA.
  • (11) report the complications registered, in particular: lead's displacing 6.2%, run away 0.7%, marked hyperthermya 0.0%, haemorrage 0.4%, wound dehiscence 0.3%, asectic necrosis by decubitus 5%, septic necrosis 0.3%, perforation of the heart 0.2%, pulmonary embolism 0.1%.
  • (12) Western blot analysis of these mitochondria using an antibody against carnitine palmitoyltransferase II purified from beef heart demonstrates a 68-kDa protein, which under ischemic conditions apparently is decreased by 2 kDa.
  • (13) The strongest predictor of non-sudden cardiac death was the New York Heart Association functional class.
  • (14) Road traffic accidents (RTAs) comprised 40% and ischaemic heart disease (IHD) 13% of the total.
  • (15) At the heart of the payday loan profit bonanza is the "continuous payment authority" (CPA) agreement, which allows lenders to access customer bank accounts to retrieve funds.
  • (16) The role of O2 free radicals in the reduction of sarcolemmal Na+-K+-ATPase, which occurs during reperfusion of ischemic heart, was examined in isolated guinea pig heart using exogenous scavengers of O2 radicals and an inhibitor of xanthine oxidase.
  • (17) Complete heart block was produced in 20 of 20 dogs.
  • (18) low molecular weight dextran in the course of right heart catheterization.
  • (19) Myocardial ischaemia was induced in perfused rabbit hearts by ligating the left main coronary artery.
  • (20) In the stage 24 chick embryo, a paced increase in heart rate reduces stroke volume, presumably by rate-dependent decrease in passive filling.

Heartbeat


Definition:

Example Sentences:

  • (1) The latter practice has previously been ascribed to imprinting and the soothing sound of the mother's heartbeat on the infant.
  • (2) In Experiment 1, subjects exposed to a sound representing their heartbeat made greater self-attributions for hypothetical outcomes than did subjects exposed to the same sound identified as an extraneous noise.
  • (3) The results of work by several investigators indicate that crossbridge attachment serves as a positive feedback mechanism that transiently increases the Ca2+ affinity of troponin C (TnC) during each normal heartbeat.
  • (4) Nevertheless, the mutants survive through stage 41, which is about 20 days beyond the heartbeat stage, and they exhibit normal swimming movements, indicating that gene c does not affect skeletal muscle.
  • (5) Cardiac slowing that marked the respiratory segmentation of the heartbeat showed consistent relationship with the breath it preceded by 1 to 5 s. Thus, association of respiration and heartbeat must include synergistically central interrelated origins for respiration cardiac rates constituting the RHRR.
  • (6) And with every heartbeat the blood was pumping up in the air from my thigh.” A man pointed a rifle at his head and threatened to finish him off.
  • (7) Muirfield can "turn around on you in a heartbeat", Scott had warned beforehand, and so it proved once again.
  • (8) Other ITV Productions shows bought in by SMG and UTV for broadcast by their ITV franchises include Emmerdale, Heartbeat, I'm a Celebrity … Get Me Out of Here!
  • (9) This paper documents this analysis, which supports the concept of a close similarity in lifespan heartbeats among mammalian species and among avian species.
  • (10) Former senator Scott Brown of Massachusetts and Governor Paul LePage of Maine, favorites of the blue-collar north-east, are likely to be angling for jobs in a Trump White House, but a heartbeat away from the presidency.
  • (11) 2.-- Carcinine had no influence upon heartbeat frequency nor on respiratory movements in rats.
  • (12) The former TV and radio presenter, who suffers from an irregular heartbeat, sleeps on the bottom bunk of the bed he shares with his cellmate because he is unable to tackle the ladders, the court heard.
  • (13) The heartbeat bill, passed seemingly out of nowhere by the Ohio senate last week , would have been the most restrictive abortion law in the country.
  • (14) An acceleration of heartbeat precedes the cardiac arrest observed in about five minutes.
  • (15) The consultant said: 'As long as there is a foetal heartbeat we can't do anything.'
  • (16) "We are taking a look at Heartbeat and seeing what we can do to make it less expensive and make it more modern so that the production of the show can continue," he said.
  • (17) The results suggest that in the early embryonic initial beating chick heart, the contractile system is activated by Ca2+ influx across the sarcolemma accompanying the action potential, and that a Na+-Ca2+ exchange mechanism participates in the relaxation phase of the heartbeat.
  • (18) With this monitor the evaluation of characteristic parameters of the conduction system of the heart like HV-, AH- and A'H-time, and likely, SACT can easily be performed for every heartbeat on a digital oscilloscope with low resolution or a two-channel chart recorder.
  • (19) England are to have the slogan "The dream of one team, the heartbeat of millions!!"
  • (20) Heartbeat, which originally starred Nick Berry as a London policeman transferred to a north Yorkshire village, was for years a mainstay of ITV's Sunday night schedule, attracting audiences of 15 million viewers in its 1990s heyday.