pump definition of heart

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  • heart pump definition | English dictionary for learners ...

    1 n-count Your heart is the organ in your chest that pumps the blood around your body. People also use heart to refer to the area of their chest that is closest to their heart. The bullet had passed less than an inch from Andrea's heart... 2 n-count You can refer to someone's heart when you are talking about their deep feelings and beliefs.

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  • Heart pump, nuclear-powered | definition of heart

    heart pump, nuclear-powered An artificial heart powered by nuclear energy. Medical Dictionary, © 2009 Farlex and Partners Want to thank TFD for its existence?

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  • Pump | Definition of Pump by Merriam-Webster

    Definition of pump. (Entry 1 of 3) 1 : a device that raises, transfers, delivers, or compresses fluids or that attenuates gases especially by suction or pressure or both. 2 : heart.

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  • Heart | definition of heart by Medical dictionary

    Heart definition is - a hollow muscular organ of vertebrate animals that by its rhythmic contraction acts as a force pump maintaining the circulation of the blood. How to use heart in a sentence.

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  • Heart | Definition of Heart by Merriam-Webster

    The hollow, muscular organ that pumps blood through the body of a vertebrate animal by contracting and relaxing. In humans and other mammals, it has four chambers, consisting of two atria and two ventricles. The right side of the heart collects blood with low oxygen levels from the veins and pumps it to the lungs.

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  • Heart | Definition of Heart at Dictionary.com

    2021-5-14 · The heart is an amazing organ. It pumps oxygen and nutrient-rich blood throughout your body to sustain life. This fist-sized powerhouse beats (expands and contracts) 100,000 times per day, pumping...

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  • The heart is a double pump (article) | Khan Academy

    The heart is a double pump. Google Classroom Facebook Twitter. Email. Circulatory pathways. Meet the heart! Flow through the heart. Two circulations in the body. The heart is a double pump. This is the currently selected item. Practice: Transportation in human beings. Lub dub. Lymph & lymphatic system .

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  • Basics of myocardial pump function

    Myocardial pump function and the performance of the entire cardiovascular system are determined by preload, afterload and contractility. The best clinical measure of preload is the end-diastolic volume of the heart, which can be assessed by ventriculography, echocardiography or by indicator dilution techniques.

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  • Pump Meaning | Best 67 Definitions of Pump

    The definition of a pump is a device that forces gas or liquid into something, or pulls gas or liquid out of something. ... Dictionary ! Menu. Dictionary ... The heart pumps blood throughout the body. verb. 0. 0. To flow in spurts. Blood was pumping from the wound. verb. 0. 0.

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  • Definition of Pump-oxygenator - MedicineNet

    2021-3-29 · Medical Definition of Pump-oxygenator. Medical Editor: Melissa Conrad Stöppler, MD; Pump-oxygenator: A machine that does the work both of the heart (pump blood) and the lungs (oxygenate the blood). Used, for example, in open heart surgery. Blood returning to the heart is diverted through the machine before returning it to the arterial circulation.

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  • What is Heart Failure? | American Heart Association

    2017-5-31 · The American Heart Association explains heart failure (HF), sometimes called congestive heart failure (CHF), as a chronic, progressive condition in which the heart muscle is unable to pump enough blood through the heart to meet …

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  • Definition and Explanation of Hemodynamics

    2018-10-9 · Heart rate, or pulse, is the number of times a heart beats in a minute. The stroke volume is the amount of blood pumped by a ventricle when it contracts. Based on pulse and stroke volume, we can calculate the cardiac output , which is a measure of how much blood the heart (specifically, the left or right ventricle) can pump per time unit.

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  • Myocarditis - Symptoms and causes - Mayo Clinic

    2020-5-29 · Myocarditis can affect your heart muscle and your heart's electrical system, reducing your heart's ability to pump and causing rapid or abnormal heart rhythms (arrhythmias). A viral infection usually causes myocarditis, but it can result from a reaction to a drug or be part of a more general inflammatory condition. Signs and symptoms include ...

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  • Cardiomyopathy - Symptoms and causes - Mayo Clinic

    2021-4-9 · Cardiomyopathy (kahr-dee-o-my-OP-uh-thee) is a disease of the heart muscle that makes it harder for your heart to pump blood to the rest of your body. Cardiomyopathy can lead to heart failure. The main types of cardiomyopathy include dilated, hypertrophic and restrictive cardiomyopathy.

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  • Definition of CABG, off-pump - MedicineNet

    2018-9-7 · home medterms medical dictionary a-z list cabg, off-pump definition Medical Definition of CABG, off-pump Medical Author: William C. Shiel Jr., MD, FACP, FACR

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  • What is a Stiff Heart? (with pictures) - Info Bloom

    2021-2-6 · A stiff heart can sometimes cause blood to become backed up in the lungs. Normal function of the heart involves old, deoxygenated blood to pump into the pulmonary artery, which carries it to the lungs for oxygenation and filtering. The blood is then supplied back to the left atrium and ventricle, then out through the aorta to the rest of the ...

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  • Cardiac pump - definition of Cardiac pump by The

    Cardiac pump synonyms, Cardiac pump pronunciation, Cardiac pump translation, English dictionary definition of Cardiac pump. n. A procedure to circulate and oxygenate the blood while surgery is performed on the heart.

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  • What does PUMP mean? - definitions

    Definition of PUMP in the Definitions.net dictionary. Meaning of PUMP. What does PUMP mean? ... heart, pump, ticker (noun) the hollow muscular organ located behind the sternum and between the lungs; its rhythmic contractions move the blood through the body 'he stood still, his heart thumping wildly'

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  • PUMP | Definition of PUMP by Oxford Dictionary on

    ‘The device is a mechanical pump that can take over the function of either the left or right chamber in the heart.’ ‘One of these devices is the insulin pump, a mechanical device that can be programmed to deliver insulin more like the pancreas does.’ ‘Manufacturers are boosting hydraulic flows by adding pumps and increasing pressures.’

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  • HEART AS A PUMP - Duke University

    2021-4-22 · output is one measure of the effectiveness of the heart as a pump. It dynamically adjusts by changing either the heart ra te or stroke volume or both. Cardiac output = stroke volume x heart rate . CO= SV x HR . For an average resting heart rate of 72 beats per min (bpm) and a stroke volume of 70 mL per beat, the . CO = ~ 5L/min.

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  • What does heart mean? - definitions

    Definition of heart in the Definitions.net dictionary. Meaning of heart. What does heart mean? ... heart, pump, ticker (noun) the hollow muscular organ located behind the sternum and between the lungs; its rhythmic contractions move the blood through the body 'he stood still, his heart thumping wildly'

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  • Heart (Human Anatomy): Overview, Function &

    2017-7-26 · Heart Definition. The heart is a muscular organ that pumps blood throughout the body. It is located in the middle cavity of the chest, between the lungs. In most people, the heart is located on the left side of the chest, beneath the breastbone. The heart is composed of smooth muscle. It has four chambers which contract in a specific order ...

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  • Off-Pump Coronary Artery Bypass Surgery | Johns

    2021-5-15 · Off-pump CABG may reduce the risks of postoperative inflammation, infection and irregular heart rhythms. It is important to have off-pump CABG performed by a surgeon with experience in the approach. Different surgical centers and different surgeons may prefer one technique over the other.

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  • Universal definition and classification of heart failure ...

    The traditional textbook definition of HF, which is usually defined as a ‘condition in which the heart cannot pump enough blood to meet the body's needs’ 1 or ‘abnormality of cardiac structure or function leading to failure of the heart to deliver oxygen at a rate commensurate with the requirements of the metabolizing tissues’, 2 is a ...

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  • pump - Wiktionary

    2021-5-5 · A device for moving or compressing a liquid or gas. This pump can deliver 100 gallons of water per minute.· An instance of the action of a pump; one stroke of a pump; any action similar to pumping It takes thirty pumps to get 10 litres; he did 50 pumps of the weights.· A device for dispensing liquid or gas to be sold, particularly fuel. This pump is ...

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  • Congestive Heart Failure: The Medical Definition

    2021-3-24 · Left-sided heart failure: The heart cannot efficiently pump oxygenated blood throughout the body, CHF can also be caused by heart failure with preserved ejection fraction. Heart failure on one side of the heart predisposes to heart failure on the other side, so it is common to have both types.

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  • HEART AS A PUMP - Duke University

    2021-4-22 · output is one measure of the effectiveness of the heart as a pump. It dynamically adjusts by changing either the heart ra te or stroke volume or both. Cardiac output = stroke volume x heart rate . CO= SV x HR . For an average resting heart rate of 72 beats per min (bpm) and a stroke volume of 70 mL per beat, the . CO = ~ 5L/min.

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  • Heart - Pump Of The Circulatory System - Function of

    The heart is a fist-sized muscular organ made up of cardiac muscles. Heart, blood and a network of arteries, veins, and other blood vessels make the cardiovascular system. The heart is the key structure of a circulatory system because it is the motor or pumping organ which helps in circulation of blood throughout the body as per requirement.

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  • PUMP | meaning in the Cambridge English Dictionary

    pump definition: 1. a piece of equipment that is used to cause liquid, air, or gas to move from one place to…. Learn more.

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  • What does heart mean? - definitions

    Definition of heart in the Definitions.net dictionary. Meaning of heart. What does heart mean? ... heart, pump, ticker (noun) the hollow muscular organ located behind the sternum and between the lungs; its rhythmic contractions move the blood through the body 'he stood still, his heart thumping wildly'

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  • Pump | Definition of Pump at Dictionary.com

    Pump definition, an apparatus or machine for raising, driving, exhausting, or compressing fluids or gases by means of a piston, plunger, or set of rotating vanes. See more.

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  • PUMP | definition in the Cambridge English Dictionary

    pump meaning: 1. a piece of equipment that is used to cause liquid, air, or gas to move from one place to…. Learn more.

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  • Pump-oxygenator | Definition of Pump-oxygenator at ...

    Pump-oxygenator definition at Dictionary.com, a free online dictionary with pronunciation, synonyms and translation. Look it up now!

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  • Implantable Medical Devices | American Heart

    2015-7-31 · The left ventricle is the large, muscular chamber of the heart that pumps blood out to the body. The LVAD is a battery-operated, mechanical pump-type device that's surgically implanted. It helps maintain the pumping ability of a heart that can't effectively work on its own. These devices are available in most heart transplant centers.

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  • Effect of myofibre architecture on ventricular pump ...

    2020-4-8 · 1. Introduction. Cardiac disease remains the leading cause of mortality and morbidity worldwide, as a result, extensive research has been carried out to develop computational cardiac models to understand mechanical behaviours of the heart [1–3].For instance, finite-element (FE) method has been widely used to model heart function physiologically or pathologically, and to develop novel ...

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  • What is Pump Head – Performance Curve of

    2019-5-22 · The centrifugal pump is a very capable and flexible machine. It is not necessary to design specific pump for each specific system. The performance of centrifugal pump can be changed by the change in impeller diameter or its rotational speed.The affinity laws, or the pump laws, state how such changes influence the performance of the pump.These laws are summarized in the following points.

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  • Heart - Pump Of The Circulatory System - Function of

    The heart is a fist-sized muscular organ made up of cardiac muscles. Heart, blood and a network of arteries, veins, and other blood vessels make the cardiovascular system. The heart is the key structure of a circulatory system because it is the motor or pumping organ which helps in circulation of blood throughout the body as per requirement.

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  • PUMP | meaning in the Cambridge English Dictionary

    pump definition: 1. a piece of equipment that is used to cause liquid, air, or gas to move from one place to…. Learn more.

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  • pump | meaning of pump in Longman Dictionary of ...

    pump meaning, definition, what is pump: a machine for forcing liquid or gas into...: Learn more. ... • As you know, blood begins to settle in the lowest part of the body as soon as the heart stops pumping it around. • When the water is pumped out if there is much oil in it the crew knows the casks are leaking.

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  • Pump - Definition for English-Language Learners

    Definition of pump written for English Language Learners from the Merriam-Webster Learner's Dictionary with audio pronunciations, usage examples, and count/noncount noun labels.

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  • pump - WordReference.com Dictionary of English

    pump - WordReference English dictionary, questions, discussion and forums. All Free.

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  • Human Heart Facts | What Is The Heart | DK Find Out

    2017-3-29 · The heart consists of two pumps. The left pump sends blood around the body. Blood returns to the right side, which pumps it to the lungs. Each pump has an atrium, the upper chamber, and a ventricle, the muscular lower chamber. Arteries carry blood away from the ventricles, and veins bring it back to the atria (plural of atrium). ...

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  • Pump | Definition of Pump at Dictionary.com

    Pump definition, an apparatus or machine for raising, driving, exhausting, or compressing fluids or gases by means of a piston, plunger, or set of rotating vanes. See more.

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  • Heart Failure | NHLBI, NIH

    2018-5-30 · Heart failure is a condition that develops when your heart doesn’t pump enough blood for your body’s needs. This can happen if your heart can’t fill up with enough blood. It can also happen when your heart is too weak to pump properly. The term 'heart failure' does not mean that your heart has stopped.

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  • The Function of the Heart Ventricles - ThoughtCo

    2019-10-8 · The heart is a component of the cardiovascular system that helps circulate blood to the organs, tissues, and cells of the body. Blood travels through blood vessels and is circulated along pulmonary and systemic circuits.The heart is divided into four chambers that are connected by heart valves.These valves prevent the backward flow of blood and keep it moving in the …

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  • Charles Lindbergh's Perfusion Pump | At the

    2015-9-9 · The pump itself became an object of wonder even in the absence of its creators (Carrel retired in that year). It was a popular exhibit at the 1939 World’s Fair in New York City, where a ...

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