Post differentials. (a). A post differential may be granted on the basis of conditions of environment which differ substantially from conditions of environment in the continental United States and warrant additional pay as a recruitment and retention incentive.
We will also see that in order for a neuron to generate an action potential, the membrane potential has to depolarize from the resting value of around â70 mV to the threshold value of around â50 mV. A similar situation is also at play in muscle cells (skeletal, cardiac, and smooth).
The minus sign indicates that the inside of the cell is negative with respect to the surrounding extracellular fluid. It is essential to realize that only a very small number of negative and positive ions need to be separated by the membrane to create the resting membrane potential.embrane Potentials. In cells of all types, there is an electrical potential difference between the inside of the cell and the surrounding extracellular fluid. This is termed the membrane potential of the cell.