voltage-gated ion channel

an ion channel that opens or closes in response to the voltage difference across the membrane, such as the voltage-gated sodium (Na⁺) channel that mediates the action potential. Also called voltage-activated gate. Compare ligand-gated ion channel.

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Psychology term of the day

January 20th 2025

extrinsic religion

a religious orientation in which religiosity is largely a means to other ends, such as social morality or individual well-being, rather than an end in itself. Compare intrinsic religion. [introduced by Gordon W. Allport]