Source: wikibot/voltage-gated-calcium-channel
= Voltage-gated calcium channel
{wiki=Voltage-gated_calcium_channel}
Voltage-gated calcium channels (VGCCs) are a type of ion channel found in the membranes of excitable cells, such as neurons and muscle cells. They open in response to changes in the membrane potential, allowing calcium ions (Ca²⁺) to flow into the cell when the membrane is depolarized.