electrical gradient

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• Electrical conduction — is the movement of electrically charged particles through a transmission medium (electrical conductor). The movement of charge constitutes an electric current. The charge transport may result as a response to an electric field, or as a result of… …   Wikipedia

• gradient — Rate of change of temperature, pressure, magnetic field, or other variable as a function of distance, time, etc. atrioventricular g. the diastolic …   Medical dictionary

• Electrochemical gradient — An electrochemical gradient is a spatial variation of both electrical potential and chemical concentration across a membrane; that is, a combination of the membrane potential (delta psi) and the pH gradient (delta pH). Both components are often… …   Wikipedia

• Electric field gradient — Mathematically, the electric field gradient (EFG) is the hessian matrix (the matrix of the second derivatives) of the electrical potential V: :V {ij} = frac{partial^2 V}{partial x i partial x j}It is an important structural property of a… …   Wikipedia

• electrochemical gradient — the difference in ion concentration and electrical potential from one point to another, so that ions tend to move passively along it …   Medical dictionary

• ventricular gradient — the net differences in ventricular electrical activity of varying duration, as determined by the algebraic sum of the electrocardiographic vectors representing the QRS and T wave areas; as an index of duration of the excited state of the… …   Medical dictionary

• Resting potential — The relatively static membrane potential of quiescent cells is called the resting membrane potential (or resting voltage), as opposed to the specific dynamic electrochemical phenomena called action potential and graded membrane potential. Apart… …   Wikipedia

• Cardiac action potential — The cardiac action potential is a specialized action potential in the heart, with unique properties necessary for function of the electrical conduction system of the heart.The cardiac action potential differs significantly in different portions… …   Wikipedia

• Reuptake — 350px|A synapse during re uptake. Note that some neurotransmitters are lost and not reabsorbed.Reuptake, or re uptake, is the reabsorption of a neurotransmitter by the neurotransmitter transporter of a pre synaptic neuron after it has performed… …   Wikipedia

• Endolymph — Infobox Anatomy Name = Endolymph Latin = endolympha GraySubject = 232 GrayPage = 1051 Caption = Cross section of cochlea. (Endolymph is located in the scala media the light green region at the middle of the diagram.) Caption2 = illustration of… …   Wikipedia

• Cystic fibrosis transmembrane conductance regulator — (ATP binding cassette sub family C, member 7) NBD1 of human CFTR complexed with ATP. PDB rendering based on 1xmi …   Wikipedia