The Chief Extracellular cation is sodium.
Sodium (Na+) is the major extracellular cation in the body, playing a significant role in maintaining fluid balance, nerve function, and muscle contractions.
potassium
Sodium
The major extracellular fluid cation in a neuron is sodium (Na+). It plays a crucial role in generating and propagating action potentials by entering the neuron during depolarization. This influx of sodium ions is essential for the transmission of electrical signals along the nerve cells.
calcium ; sodium
Sodium is the primary cation for ECF, potassium is the primary cation for ICF.
The primary extracellular fluid cation in the body is sodium (Na+). It plays a crucial role in maintaining fluid balance, nerve function, and muscle contraction.
Major Intracellular cation - K+ (Potassium) Major Extracellular cation - Na+ (Sodium) Major Intracellular anion - PO4+ (Phosphate) Major Extracellular anion - Cl- (Chloride)
The principal cation of the extracellular fluid (ECF) is sodium (Na+). Sodium plays a critical role in maintaining fluid balance, nerve function, and muscle contraction in the body.
Sodium ion is the most concentrated ion in the extracellular fluid.
The three major subdivisions of extracellular fluid in the body are interstitial fluid, plasma, and transcellular fluid. Interstitial fluid surrounds cells, plasma is the fluid component of blood, and transcellular fluid is found in cavities such as cerebrospinal, synovial, and peritoneal fluids.
The most abundant cation in the extracellular fluid (ECF) is sodium (Na+). It plays a crucial role in maintaining fluid balance, facilitating nerve signaling, and supporting muscle contraction.