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Related Concept Videos

Ionic Bonds00:42

Ionic Bonds

Overview
When atoms gain or lose electrons to achieve a more stable electron configuration they form ions. Ionic bonds are electrostatic attractions between ions with opposite charges. Ionic compounds are rigid and brittle when solid and may dissociate into their constituent ions in water. Covalent compounds, by contrast, remain intact unless a chemical reaction breaks them.
Opposing Charges Hold Ions Together in Ionic Compounds
Ionic bonds are reversible electrostatic interactions between ions...
Introduction to Electrolytes01:33

Introduction to Electrolytes

In humans, electrolytes play a vital role in various physiological processes. Balancing electrolyte levels is essential for normal body functions; their imbalance can be life-threatening. The major electrolytes include sodium, potassium, chloride, calcium, phosphate, and bicarbonate. They are primarily involved in physiological processes, such as nerve signal transmission, membrane trafficking, muscle contraction, buffering body fluids, and balancing water levels in the body.
Role of Sodium
One...
Disorder of Water Balance01:29

Disorder of Water Balance

Water balance disorders are medical conditions that occur when there is a deviation from the body's water volume or osmolarity, disrupting normal homeostasis and leading todehydration, hypotonic hydration, hyperhydration, edema, or water intoxication.
Dehydration
Dehydration occurs when the body loses fluids (particularly water).
Causes:
The major causes of dehydration include excessive sweating, fever, vomiting, diarrhea, and diuresis.
Signs and Symptoms:
Symptoms primarily include intense...
Disorders of Acid-Base Balance01:29

Disorders of Acid-Base Balance

The human body maintains a precise pH range of arterial blood between 7.35 and 7.45. Deviations result in either acidosis (pH < 7.35) or alkalosis (pH > 7.45). These conditions are further classified as respiratory or metabolic disorders based on their underlying cause.
Respiratory Acidosis and Alkalosis
Respiratory acidosis occurs due to an increase in the partial pressure of carbon dioxide PCO2 in the blood. It often arises from shallow breathing or impaired gas exchange caused by...
Roles of Electrolytes: Sodium and Potassium01:24

Roles of Electrolytes: Sodium and Potassium

Sodium plays a crucial role in maintaining fluid and electrolyte balance and overall bodily homeostasis. Sodium balance is primarily regulated by kidney function, which adjusts sodium elimination to match dietary intake and maintain proper electrolyte levels. Sodium is the most abundant cation in the extracellular fluid (ECF) and is found in salts such as sodium chloride (NaCl) and sodium bicarbonate (NaHCO3). Although cellular plasma membranes are relatively impermeable to sodium, its role in...
Processes at Electrodes01:30

Processes at Electrodes

The electrode interacts with ions in the electrolyte solution at its interface. The rate of oxidation and reduction depends on the speed at which electrons can transfer through this interface. As ions attach to or leave the electrode surface, the electrode acquires a charge, and an electrical potential forms across the interface, making the process more difficult to reach equilibrium. The charge on the electrode affects the local ion concentrations in the solution, though thermal motion...

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Updated: May 31, 2026

Generation and Control of Electrohydrodynamic Flows in Aqueous Electrolyte Solutions
08:41

Generation and Control of Electrohydrodynamic Flows in Aqueous Electrolyte Solutions

Published on: September 7, 2018

[Electrolyte disorders].

M Girndt1

  • 1Klinik für Innere Medizin II, Schwerpunkt Nephrologie, Martin-Luther-Universität Halle-Wittenberg, Ernst-Grube-Straße 40, 06120 Halle/Saale. direktor.kimII@medizin.uni-halle.de

Der Internist
|June 18, 2011
PubMed
Summary
This summary is machine-generated.

Electrolyte imbalances, like hyponatremia, depend on water balance, not just sodium levels. Treatment for these complex disorders requires assessing body fluid status and addressing underlying causes.

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Last Updated: May 31, 2026

Generation and Control of Electrohydrodynamic Flows in Aqueous Electrolyte Solutions
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Synthesis of Ionic Liquid Based Electrolytes, Assembly of Li-ion Batteries, and Measurements of Performance at High Temperature
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Area of Science:

  • Nephrology
  • Endocrinology
  • Internal Medicine

Context:

  • Electrolyte disorders, particularly sodium imbalances, are common and complex.
  • Serum sodium concentration primarily reflects the sodium-water relationship in extracellular fluid, not total body sodium.
  • Understanding total body volume status is crucial for diagnosing hypo- or hypernatremia.

Purpose:

  • To elucidate the pathophysiological basis of electrolyte imbalances.
  • To highlight the importance of volume status in diagnosing and managing hyponatremia and hypernatremia.
  • To outline therapeutic strategies for electrolyte disorders, including sodium and water management and hormonal interventions.

Summary:

  • Pathological serum sodium levels indicate an imbalance between sodium and water, necessitating evaluation of extracellular volume.
  • Hyponatremia management varies: sodium chloride for deficits, water restriction for overload, and potential antidiuretic hormone targeted therapies.
  • Potassium and calcium disorders involve transmembrane potentials, influenced by hormones and transporters, requiring tailored treatment based on intake, excretion, and distribution.

Impact:

  • Provides a framework for understanding and managing complex electrolyte disorders.
  • Emphasizes a holistic approach considering volume status and specific ion transport mechanisms.
  • Guides clinical decision-making for effective treatment of hyponatremia, hypernatremia, and other electrolyte disturbances.