Write Out the Nernst and GHK Equations, and Explain the Significance

question 43

Essay

Write out the Nernst and GHK equations, and explain the significance of each.Define equilibrium potential.

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Definitions:

Neurotransmitter

Chemical messengers that transmit signals across synapses from one neuron to another in the brain and nervous system.

Gap Junction

Specialized intercellular connections between a multitude of animal cell-types that directly connect the cytoplasm of two cells, allowing various molecules, ions and electrical impulses to directly pass through a regulated gate between cells.

Synaptic Transmission

The process through which neurotransmitters are released by one neuron and taken up by another, facilitating communication between neurons.

Electrical Synaptic Transmission

A form of neural communication that occurs through electrically conductive gap junctions directly connecting the cytoplasm of adjacent neurons.