Examples of using Action potential in English and their translations into Hindi
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Colloquial
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Ecclesiastic
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Ecclesiastic
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Computer
Whether saltatory or not, the mean conduction velocity of an action potential ranges from 1 meter per second(m/s) to over 100 m/s, and, in general, increases with axonal diameter.
Combined, these changes in sodium and potassium permeability cause Vm to drop quickly, repolarizing the membrane and producing the"falling phase" of the action potential.
Mathematical and computational models are essential for understanding the action potential, and offer predictions that may be tested against experimental data,
Due to the direct connection between excitable cells in the form of gap junctions, an action potential can be transmitted directly from one cell to the next in either direction.
not so long that the arriving signal is too weak to provoke an action potential at the next node of Ranvier.
After crushing or cooling nerve segments and thus blocking the action potentials, he showed that an action potential arriving on one side of the block could provoke another action potential on the other, provided that the blocked segment was sufficiently short.
permeabilities to different ions; in particular, they demonstrated the crucial role of the sodium permeability for the action potential.
In nature, myelinated segments are generally long enough for the passively propagated signal to travel for at least two nodes while retaining enough amplitude to fire an action potential at the second or third node.
The second problem was addressed with the crucial development of the voltage clamp, which permitted experimenters to study the ionic currents underlying an action potential in isolation, and eliminated a key source of electronic noise, the current IC associated with the capacitance C of the membrane.
When an action potential is triggered,
permeabilities to sodium and potassium ions on voltage and time, from which they were able to reconstruct the action potential quantitatively.
However, action potentials may end prematurely in certain places where the safety factor is low,
Rectifying channels ensure that action potentials move only in one direction through an electrical synapse.
As a general rule, myelination increases the conduction velocity of action potentials and makes them more energy-efficient.
One function of action potentials is rapid, long-range signaling within the organism;
In contrast to passive spread of electric potentials(electrotonic potential), action potentials are generated anew along excitable stretches of membrane and propagate without decay.
However, not all sensory neurons convert their external signals into action potentials; some do not even have an axon!
Action potentials are most commonly initiated by excitatory postsynaptic potentials from a presynaptic neuron.
In general, action potentials that reach the synaptic knobs cause a neurotransmitter to be released into the synaptic cleft.
Action potentials in neurons are also known as"nerve impulses" or"spikes", and the temporal sequence of action potentials generated by a neuron is called its"spike train.