Examlex
In paralytic polio, which structures are damaged?
Synaptic Transmission
The process by which neurotransmitters are released by one neuron and received by another, allowing for communication between neurons.
Action Potential
A temporary reversal of the electrical polarity of the membrane of a nerve cell or muscle cell, leading to the transmission of signals along the nerve or muscle fiber.
All-or-none Law
The principle that the strength of a response of a nerve or muscle fiber is not dependent on the strength of the stimulus; if a stimulus is above a certain threshold, a nerve or muscle fiber will fire.
Action Potential
A brief electrical charge that travels down an axon, generating a nerve impulse as a response to a stimulus.
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