Examlex
In 2017, about how many children under five years of age died in the world?
All-Or-Nothing Principle
The principle that once the electrical impulse reaches a certain level of intensity (its threshold), it fires and moves all the way down the axon without losing any intensity.
Electrical Impulse
A sudden surge of energy in one direction, particularly in the context of neurons firing and transmitting information in the body.
Axon
A long, slender projection of a neuron that typically conducts electrical impulses away from the neuron's cell body.
Firing
In the context of neural activity, it refers to the action of a neuron when it sends an electrical signal down its axon to communicate with other neurons.
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