Examlex
The cell membrane of the ________ cell contains large amounts of myelin, which insulates the axons and allows them to send nerve impulses quickly.
Synaptic Cleft
The small gap at a synapse between the neurons, through which neurotransmitters move from one neuron to another.
Action Potential
A rapid, temporary change in a cell's membrane potential, allowing for the transmission of nerve impulses.
Absolute Refractory
The absolute refractory period is a time during which a nerve or muscle is incapable of responding to stimulation, immediately following an action potential.
Action Potentials
Rapid, short-lasting events where the electrical membrane potential of a cell rapidly rises and falls, typical in neurons and muscle cells during signal transmission.
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