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Na+ /K+ -ATPase is an enzyme (EC (an electrogenic transmembrane ATPase) found in ... The sodium-potassium pump mechanism moves 3 sodium ions out and moves 2 potassium ions in, thus, in tota...

Campbell Biology: Chapter 7 Test Preparation Flashcards | Easy ...


Answer: E. 2. Some regions of the plasma membrane, called lipid rafts, have a higher ..... The sodium-potassium pump is called an electrogenic pump because it

Why is the sodium-potassium pump called an electrogenic pump?


pumps unequal quantities of Na+ and K+ across the membrane, 3Na+ out of and 2 K+ into the ... Because a pump sucks in the water or other material, the sodium- potassium pump also sucks these two in and th…en moves them from place to ...

Active Transport - Oregon State University


The Na+/K+ ATPase system described next is electrogenic because it moves three ... Na+/K+ ATPase System (also called Sodium-Potassium Pump) of plasma  ...

bio7_ch07 - Scribd


The membrane is permeable to sodium chloride but not to glucose. Side A is filled .... 55) The sodium-potassium pump is called an electrogenic pump because it

Sodium-Potassium Pump - Clarity University


Perhaps Skou further realized the significance because of the work of Dr. C. Samuel ... He discovered what he called the 'Sodium-Potassium Pump' while he was ... "The Sodium-Potassium Pump is an electrogenic pump becasue it generates ...

Ion channels versus ion pumps: the principal difference, in principle


Apr 2, 2009 ... Because ion flow through channels dissipates the very gradients that drive it, ... Ion pumps that hydrolyze ATP, ATPases, are sometimes called primary pumps ... For example, voltage-gated sodium-, or calcium-, or potassium-ion channels are ..... Läuger P. A channel mechanism for electrogenic ion pumps.

The Electrogenic NA+,K+-Pump in Smooth Muscle: Physiologic and ...


In the discussion of the electrogenic pump in smooth muscle cells, certain symbols will ... EK: potassium equilibrium potential (potential at which there would be ... This electrochemical potential is also called a diffusion ... This procedure is effective because the electrogenicity of the ...... on electrogenic sodium pumping in rat.

Effect of Clotrimazole on the Pump Cycle of the Na,K-ATPase - NCBI


May 9, 2008 ... To investigate the effect of CLT on the Na,K-pump, two different .... In the basic experiment (the so-called standard experiment), Na,K-ATPase-containing ..... of RH421 because of the electrogenic binding of the third sodium ion ...

Chapter 2: Cellular Constituents of the Brain


This pump moves 2 potassium ions into the neuron in exchange for 3 sodium ions moving out of the cell. ... The pump is said to be electrogenic. ... with the inside of the cell negative because positive potassium ions have left the cell. ... The particular voltage at which the channel opens is called the "threshold potential",...

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Campbell Biology 10th edition Chapter 7 Flashcards | Easy Notecards


Some regions of the plasma membrane, called lipid rafts, have a higher ..... The sodium-potassium pump is called an electrogenic pump because it _____.

How the Sodium Potassium Pump Works


The sodium potassium pump is an important and well understood example of active transport. View the animation below, then complete the quiz to test your ...

Active transport | Active transport | Membranes and transport ...


Here, the cell can't import glucose for free using diffusion, because the natural ... and voltage that affects an ion's movement is called the electrochemical gradient. ... One of the most important pumps in animal cells is the sodium-potassium ... The primary electrogenic pump in plants is one that pumps hydrogen ions (H + ^+  ...