Examlex
Explain how geologists trace water from disappearing streams to specific springs.
Sodium Channels
Protein channels in cell membranes that allow sodium ions to pass into or out of a cell, critical for generating and transmitting electrical signals in tissues like nerves and muscles.
Voltage-Activated
Referring to ion channels or processes within cells that are triggered or changed by alterations in electrical membrane potential.
Channel
Opening in a protein embedded in the cell membrane that allows the passage of ions.
Action Potential
A rapid, temporary change in a cell's membrane potential, allowing neurons to communicate through electrical signals.
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