Membrane potential (also transmembrane potential or membrane voltage) is the difference in electric potential between the interior and the exterior of...
64 KB (7,870 words) - 19:37, 7 July 2024
static membrane potential which is usually referred to as the ground value for trans-membrane voltage. The relatively static membrane potential of quiescent...
28 KB (3,783 words) - 08:59, 28 April 2024
An action potential occurs when the membrane potential of a specific cell rapidly rises and falls. This depolarization then causes adjacent locations to...
149 KB (16,425 words) - 18:40, 16 June 2024
Subthreshold membrane potential oscillations are membrane oscillations that do not directly trigger an action potential since they do not reach the necessary...
21 KB (2,712 words) - 16:16, 7 September 2023
They produce roughly 60–100 action potentials every minute. The action potential passes along the cell membrane causing the cell to contract, therefore...
46 KB (5,430 words) - 18:10, 24 April 2024
membrane potential becomes more negative than the resting membrane potential, and this is called hyperpolarisation. To generate an action potential,...
22 KB (2,705 words) - 08:12, 8 January 2024
electrophysiology, the threshold potential is the critical level to which a membrane potential must be depolarized to initiate an action potential. In neuroscience,...
22 KB (2,818 words) - 16:41, 12 July 2024
Postsynaptic potentials are changes in the membrane potential of the postsynaptic terminal of a chemical synapse. Postsynaptic potentials are graded potentials, and...
6 KB (808 words) - 05:46, 22 July 2024
bind to receptors on the postsynaptic membrane and lead to its depolarization. In the absence of an action potential, acetylcholine vesicles spontaneously...
21 KB (2,775 words) - 08:01, 8 May 2024
biological membrane, the reversal potential is the membrane potential at which the direction of ionic current reverses. At the reversal potential, there is...
8 KB (865 words) - 18:59, 14 March 2024