pump definition physiology

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  • Pump - definition of pump by The Free Dictionary

    A pump to administer fluids into an artery, vein, or enteral tube, beneficial in overcoming arterial resistance, controlling the rate of the fluid and drug administration, or administering thick solutions. The pump can be programmed to set the rate of administration depending on the patient's needs.

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  • Pump | definition of pump by Medical dictionary

    2020-8-22 · The Na+ K+ pump is an electrogenic transmembrane ATPase first discovered in 1957 and situated in the outer plasma membrane of the cells; on the cytosolic side.[1][2] The Na+ K+ ATPase pumps 3 Na+ out of the cell and 2K+ that into the cell, for every single ATP consumed. The plasma membrane is a lipid bilayer that arranged asymmetrically, containing cholesterol, …

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  • Physiology, Sodium Potassium Pump - StatPearls -

    2014-2-1 · Definition: Electrogenic pumps are primary active transporters that hydrolyze ATP and use the energy released from ATP hydrolysis to transport ions across biological membranes leading to the translocation of net charge across the membrane. For example, the Na + /K + ATPase (sodium pump) is an electrogenic pump because during every transport cycle, ...

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  • Electrogenic pump - Definition - Glossary -

    A full understanding of the anatomy and physiology of the venous foot pump is essential for designing effective interventions for the prevention, treatment, and management of venous disease in the lower limbs. This article highlights and discusses the relevant literature relating to the anatomy and physiology of the venous foot pump.

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  • The anatomy and physiology of the venous foot pump

    Define pumps. pumps synonyms, pumps pronunciation, pumps translation, English dictionary definition of pumps. pump1 top: jet pump bottom: centrifugal pump n. 1. A machine or device for raising, compressing, or transferring fluids. 2. Physiology A molecular mechanism...

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  • Pumps - definition of pumps by The Free Dictionary

    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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  • Sodium Potassium Pump: Definition, Function &

    The definition of the relationship among rate, extent, and time of absorption to the design and efficient development of rate-controlled, duration-specified oral systems of a particular therapeutic agent can be accomplished by use of Osmet® osmotic pumps. ... It is a small pump (4 ... pharmacology, anatomy, and physiology. Many different ...

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  • Pump | Definition of Pump at Dictionary.com

    A pump to administer fluids into an artery, vein, or enteral tube, beneficial in overcoming arterial resistance, controlling the rate of the fluid and drug administration, or administering thick solutions. The pump can be programmed to set the rate of administration depending on the patient's needs.

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  • PUMP | Definition of PUMP by Oxford Dictionary on

    ‘Bradford Council will not pump any money into Bradford City Football’ ‘I'm guessing it means someone's going to pump a little money into the operation, maybe putting out a few more issues, trying to promote a brand-name that can be exploited for movies or videogames or other venues.’

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  • Muscle Pump Definition - What Is Muscle Pump?

    2020-5-5 · Muscle Pump Definition What Is Muscle Pump? 'The Pump' is the tight, blood-congested feeling in a muscle after it has been intensely trained. Muscle pump is caused by a rapid influx of blood into the muscles to remove fatigue toxins and replace supplies of fuel and oxygen. A good muscle pump indicates that you have optimally worked a muscle group.

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  • Electric pump | definition of Electric pump by Medical ...

    pump [pump] 1. an apparatus for drawing or forcing liquid or gas. 2. to draw or force liquids or gases. blood pump a machine used to propel blood through the tubing of extracorporeal circulation devices. breast pump a pump for taking milk from the breast. calcium pump the mechanism of active transport of calcium (Ca2+) across a membrane, as of the ...

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  • Physiology, Sodium Potassium Pump - StatPearls -

    2020-8-22 · The Na+ K+ pump is an electrogenic transmembrane ATPase first discovered in 1957 and situated in the outer plasma membrane of the cells; on the cytosolic side.[1][2] The Na+ K+ ATPase pumps 3 Na+ out of the cell and 2K+ that into the cell, for every single ATP consumed. The plasma membrane is a lipid bilayer that arranged asymmetrically, containing cholesterol, …

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  • Sodium-potassium pump | biology | Britannica

    2021-5-16 · Sodium-potassium pump, in cellular physiology, a protein that has been identified in many cells that maintains the internal concentration of potassium ions [K +] higher than that in the surrounding medium (blood, body fluid, water) and maintains the internal concentration of sodium ions [Na +] lower than that of the surrounding medium.The pump, which has adenosine …

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  • The Anatomy and Physiology of the Venous Foot

    2010-2-17 · Definition of the beginning and end of the lateral plantar vein as described earlier, offers objective landmarks for taking repeatable measurements of this vein which averaged 84 mm (6.6 mm) in length. ... A review of the physiology of the venous foot pump revealed that controversy exists over the role of weight bearing and muscular contraction ...

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  • Sodium Potassium Pump: Definition, Function &

    The sodium potassium pump (NaK pump) is vital to numerous bodily processes, such as nerve cell signaling, heart contractions, and kidney functions. The NaK pump is …

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  • Eyelid anatomy & lacrimal pump physiology

    2016-12-14 · LACRIMAL PUMP PHYSIOLOGY Lacrimal apparatus Lacrimal gland Lacrimal passages Main Accessory -Lacrimal puncta Lacrimal gland lacrimal gland - Lacrimal canaliculi - glands of Krause - Lacimal sac - glands of Wolfring - Nasolacrimal duct - Infraorbital glands - glands in caruncle & plica semilunaris 28 30. Tear film – • Consist of 3 layers- i.

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  • The Action Potential – Anatomy & Physiology

    The sodium/potassium pump requires energy in the form of adenosine triphosphate (ATP), so it is also referred to as an ATPase. As was explained in the cell chapter, the concentration of Na + is higher outside the cell than inside, and the concentration of K + is higher inside the cell than outside. That means that this pump is moving the ions against the concentration gradients for …

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  • What is Physiology | American Physiological Society

    Physiology is the study of how the human body works under normal conditions. You use physiology when you exercise, read, breathe, eat, sleep, move or do just about anything. ... The job of the cardiovascular system is to pump blood around your body, bringing oxygen and other nutrients to the cells, and removing waste products. Digestive system.

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  • Electric pump | definition of Electric pump by Medical ...

    pump [pump] 1. an apparatus for drawing or forcing liquid or gas. 2. to draw or force liquids or gases. blood pump a machine used to propel blood through the tubing of extracorporeal circulation devices. breast pump a pump for taking milk from the breast. calcium pump the mechanism of active transport of calcium (Ca2+) across a membrane, as of the ...

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  • The Anatomy and Physiology of the Venous Foot

    2010-2-17 · Definition of the beginning and end of the lateral plantar vein as described earlier, offers objective landmarks for taking repeatable measurements of this vein which averaged 84 mm (6.6 mm) in length. ... A review of the physiology of the venous foot pump revealed that controversy exists over the role of weight bearing and muscular contraction ...

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  • pump - definition and meaning - Wordnik.com

    idiom (pump iron) To lift weights. from The Century Dictionary. To work a pump; raise water or other liquid with a pump. To raise with a pump: as, to pump water. To free from water or other fluid by means of a pump or pumps: as, to pump a ship. To elicit or draw out by or as by artful interrogation: as, to pump …

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  • Proton Pump - an overview | ScienceDirect Topics

    Proton pump inhibitors block the hydrogen ion pumps in the oxyntic cell. They include omeprazole and lansoprazole (Fig. 4.8 and Cases 4.1 and 4.2: 2). These powerful drugs block the H + /K + ATPase proton pump, markedly inhibiting both basal and stimulated secretion of gastric acid. Omeprazole is a powerful proton pump inhibitor.

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  • Active Transport | Anatomy and Physiology I

    One of the most important pumps in animals cells is the sodium-potassium pump ( Na +-K + ATPase ), which maintains the electrochemical gradient (and the correct concentrations of Na + and K +) in living cells. The sodium-potassium pump moves two K + into the cell while moving three Na + out of the cell. The Na+-K+ ATPase exists in two forms ...

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  • The Action Potential – Anatomy & Physiology

    The sodium/potassium pump requires energy in the form of adenosine triphosphate (ATP), so it is also referred to as an ATPase. As was explained in the cell chapter, the concentration of Na + is higher outside the cell than inside, and the concentration of K + is higher inside the cell than outside. That means that this pump is moving the ions against the concentration gradients for sodium and ...

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  • What is Physiology | American Physiological Society

    Physiology is the study of how the human body works under normal conditions. You use physiology when you exercise, read, breathe, eat, sleep, move or do just about anything. ... The job of the cardiovascular system is to pump blood around your body, bringing oxygen and other nutrients to the cells, and removing waste products. Digestive system.

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  • Cardiac muscle physiology | BJA Education | Oxford

    2007-5-3 · This article provides an overview of cardiac muscle physiology. We describe the structure of the cardiac myocyte, the generation and spread of the cardiac action potential, the process of excitation-contraction coupling, and the metabolism and energetics of the heart. ... (−90 mV), resulting from the activity of the Na + /K + ATPase pump ...

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  • Exercise and the Heart | Boundless Anatomy and

    Exercise has been shown to protect against nearly every type of chronic acquired cardiovascular disease. A sedentary and inactive lifestyle is associated with greater risk for hypertension, cardiac hypertrophy, atherosclerosis, and myocardial infarctions, due to the metabolic changes that …

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  • Chapter 2 physiology of the cells - Fudan University

    2014-4-21 · 1 Chapter 2 physiology of the cells Cell (细胞)——fundamental structural and functional unit More than 200 different cell types——carry out different functions General function of cell——common features (本章主要内容)

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  • Muscle Pump Definition - What Is Muscle Pump?

    2020-5-5 · Muscle Pump Definition What Is Muscle Pump? 'The Pump' is the tight, blood-congested feeling in a muscle after it has been intensely trained. Muscle pump is caused by a rapid influx of blood into the muscles to remove fatigue toxins and replace supplies of fuel and oxygen. A good muscle pump indicates that you have optimally worked a muscle group.

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  • The Pump: A Traditional Training Principle With

    2019-4-9 · The cosmetic pump is the pump most of us perform backstage before hitting the stage to obviously make our muscles look fuller and bigger. The productive pump, involves stimulating the trained muscle group's predominant muscle fiber type and then …

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  • Human respiratory system - The respiratory pump and

    2021-5-14 · Human respiratory system - Human respiratory system - The respiratory pump and its performance: The energy expended on breathing is used primarily in stretching the lung–chest system and thus causing airflow. It normally amounts to 1 percent of the basal energy requirements of the body but rises substantially during exercise or illness. The respiratory pump is versatile, capable of ...

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  • Active Transport | Anatomy and Physiology I

    Key Takeaways Key Points. The sodium-potassium pump moves K+ into the cell while moving Na+ at a ratio of three Na+ for every two K+ ions . When the sodium-potassium- ATPase enzyme points into the cell, it has a high affinity for sodium ions and binds three of them, hydrolyzing ATP and changing shape.

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  • Pump up | Definition of Pump up at Dictionary.com

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

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  • Physiology, Cardiac Cycle - StatPearls - NCBI Bookshelf

    2020-10-7 · Physiology, Cardiac Cycle. Joshua D. Pollock; Amgad N. Makaryus. Author Information; . Last Update: October 7, 2020. Introduction. The cardiac cycle is a series of pressure changes that take place within the heart. These pressure changes result in the movement of blood through different chambers of the heart and the body as a whole.

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  • CV Physiology | Factors Promoting Venous Return

    A major mechanism promoting venous return during normal locomotory activity (e.g., walking, running) is the muscle pump system. Peripheral veins, particularly in the legs and arms, have one-way valves that direct flow away from the limb and toward the heart.

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  • Muscle Physiology - Excitation Contraction Coupling

    2006-1-14 · The ATP driven sodium-potassium pump maintains an artificially low concentration of sodium and high concentration of potassium in the intracellular space, which generates a resting potential difference on the order of -75 mV. Depolarization Depolarization is achieved by other transmembrane channel proteins.

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  • Active Transport - The Definitive Guide | Biology

    2020-5-16 · Definition. Active transport is the process of transferring substances into, out of, and between cells, using energy. In some cases, the movement of substances can be accomplished by passive transport, which uses no energy.

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  • Definition of Aquaporin - MedicineNet

    2021-3-29 · Medical Definition of Aquaporin. Medical Editor: Melissa Conrad Stöppler, MD; Aquaporin: A water channel. Aquaporins form pores in the membranes of cells and selectively conduct water molecules through the membrane, while preventing the passage of ions (such as sodium and potassium) and other small molecules.

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  • Cellular Physiology: Sodium Potassium Pump - Simple

    2020-12-14 · For this sodium-potassium pump lesson, we’ll learn the essence and responsibility, and the overall mechanism of the enzyme. The sodium-potassium pump can be quite a perplexing topic especially to nursing students due to its nature, function, and how the entire process contributes to healthier well-being.

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  • The Gross Physiology of the Cardiovascular System

    2012-1-25 · The Gross Physiology of the Cardiovascular System 1 ... insight into a larger set of variables than that which governs the function of most pump, pipe, and fluid systems found in the world of man-made machines. The ten unique characteristics peculiar to the cardiovascular system are:

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  • Human Physiology - Muscle

    2018-4-7 · Human Physiology. Muscle: ... The CALCIUM PUMP in the membrane will now transport the calcium back into the SR. As this occurs, calcium ions leave the binding sites on the TOPONIN MOLECULES. Without calcium, TROPONIN returns to its original shape and position as does the attached TROPOMYOSIN. This means that TROPOMYOSIN is now back in position ...

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  • Respiratory Physiology - an overview | ScienceDirect

    R.L. Horner, in Encyclopedia of Sleep, 2013 Lung Ventilation. Traditional emphasis in respiratory physiology normally places emphasis on the respiratory pump muscles such as the diaphragm and the intercostal muscles in generating effective breathing. These muscles are indeed designated as the primary muscles of breathing because their contraction expands the thoracic cavity and brings air into ...

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  • Cardiovascular Physiology - Jones & Bartlett Learning

    2013-11-12 · culatory system. This movement is achieved through the actions of a pump, our heart, and a series of non-rigid, living pipes, the vasculature. The Anatomy of the Cardiovascular System: The Heart The heart is a muscular organ, approximately the size of your fist, comprising four chambers: left and right atrium and left and right ventricles.

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  • Na+/K+ ATPase pump - The School of Biomedical

    2020-11-30 · The Na + /K + ATPase pump is a pump found in the membrane of animal cell which uses the hydrolysis of ATP to pump 3Na + out of the cell and 2K + into the cell.It is a primary active transport and belongs to the family of P-type ATPases.It regulates the osmolarity of the cytosol by controlling the solute concentration inside the cell.The main function of the N+/K+ ATPase pump is to maintain ...

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  • 3. Membrane Physiology Flashcards

    The sodium potassium pump keeps a high concentration gradient. Given this gradient, K+ tends to drive MP to the equilibrium potential for K+ (-90 mV). Na+ does the same but because the membrane is more permeable to K+, K+ exerts the dominant effect so the resting potential is much closer to K+ (-70 mV).

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  • Mechanism of ultrafiltration - Deranged Physiology

    2020-1-8 · The dialysate pump might be pushing the dialysate through at 2000ml/hour, and the effluent pump is sucking the effluent out at 2200 ml/hour. The difference between these pump flow rates (200ml/hr) is the ultrafiltration rate, i.e. how much fluid removal you will accomplish.

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  • Human Physiology - Neurons & the Nervous System

    2018-1-3 · The human nervous system consists of billions of nerve cells (or neurons)plus supporting (neuroglial) cells. Neurons are able to respond to stimuli (such as touch, sound, light, and so on), conduct impulses, and communicate with each other (and with other types of cells like muscle cells).

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