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Animation 4.2: The Sodium–Potassium Pump ... © 2012 Sinauer Associates, Inc. | Privacy Policy | Cookie Policy


The sodium-potassium pump uses active transport to move molecules from a high concentration to a low concentration.. The sodium-potassium pump moves sodium ions out of and potassium ions into the cell. This pump is powered by ATP.For each ATP that is broken down, 3 sodium ions move out and 2 potassium ions move in.


The sodium-potassium pump is found in many cell (plasma) membranes. Powered by ATP, the pump moves sodium and potassium ions in opposite directions, each against its concentration gradient. In a single cycle of the pump, three sodium ions are extruded from and two potassium ions are imported into the cell.


The sodium-potassium pump can transport _____. 36) A) sodium even if potassium is not available B) only if sodium and potassium are available C) sodium even if potassium is not available and potassium even if sodium is not available D) potassium even if sodium is not available


The sodium-potassium pump is an essential cellular membrane protein that functions by pumping out three sodium ions and taking in two potassium ions. This mechanism preserves the electrochemical gradient formed from the varying concentrations of sodium and potassium ions within the cell and its exterior.


Sodium-potassium pump: 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


How a sodium potassium pump can maintain a voltage gradient across a cell or neuron's membrane. The sodium-potassium pump goes through cycles of shape changes to help maintain a negative membrane potential. In each cycle, three sodium ions exit the cell, while two potassium ions enter the cell. These ions travel against the concentration gradient, so this process requires ATP.


If you wish to restart the animation, just press the Start button. The controls on the left, Speed of Ions, Number of Sodium Ions, Number of Potassium Ions, Number of Na/K Pumps, will allow you to alter the animation in a way to speed up the overall action of the sodium/potassium pump and make the operation appear more regular.


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 a specialized type of transport ...