events in action potential!?
The resting membrane potential of an axon occurs when the neuron is not...negative relative to the extracellular-fluid side. Action potentials are initiated at the axon hillock (or the...
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resting/acting potential?
The Resting Potential All cells (not just excitable cells...of sodium into the cell reduces the resting potential at that spot on the cell creating an excitatory postsynaptic...
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define action potential?
Action potential is a short-lasting event in which the electrical membrane potential of a cell..." or "spikes", and the temporal sequence of action potentials generated by a neuron is called its "spike train...
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potential energy?
Potential Energy: Potential energy exists whenever an object which... the position of objects in the earth's gravitational field. The potential energy of an object in this case is given by the relation: PE...
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HELP: Action potential?
An action potential is caused by positive ions moving in and then out of...above a certain intensity or threshold. Not all stimuli initiate an action potential. The stimulus could be a pin prick, light, heat, sound or an electrical disturbance in...
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Electric potential?
the potential outside the sphere is zero i.e for r" > r' Note that if were not defined in the introduction, the exact value for the potential could not be calculated (since potential is always in terms of...
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Electrostatic Potential?
Electrostatic potential is defined as work done per unit charge in...positive and charge moved was negative so finally change in potential was negative. hence charge was moved from ...
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What is Gravitational Potential?
Consider, by analogy, the electric potential. For a point charge, it's V = kq/r with...the position r, starting at infinite separation, the electric potential is the work PER UNIT CHARGE...
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Physics problem electric potential?
potential = kσ2π[√(z² + R²) - z] The derivation is shown....phy-astr.gsu.edu/hbase/electric/potlin.html First find the potential the disk had no hole, then find the potential for the hole; subtract...
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electric potential?
Electric potential V and electric potential energy U=qV, are different ...quot;altitude" h in the case of the gravitational field. Therefore, electric potential V and electric potential energy qV are as different as "height"...
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