An action potential is bounded by a region bordered on one extreme by the K+ equilibrium potential (-75 mV) and on the other extreme by the Na+ equilibrium potential (+55 mV). The resting potential is -60 mV.
report abuse it varies per person and per ethnicity average vagina is about 3 to 3 5 inches deep when unaroused but it can lengthen and widen several inches with arousal and childbirth usually around 7 inches deep with arousalthe average penis is only 5 5 6 5 inches and less than 1 % of the population has a penis over 8 inchesverage vagina is about 3 to 3 5 inches deep when unaroused but it can lengthen and widen several inches with arousal and childbirth usually around 7 inches deep with arousal
1 The average length of the labia minora is less than Â¾ inch long (yes, someone got out a ruler and measured 2981 women). 2  Only 1.8% of women have labia longer than 1 Â½ inches. 3  But remember, every vulva is different and special. The average vagina is 3-4 inches long, but fear not if your guy is hung like a horse. 2  The vagina can expand by 200 percent when sexually aroused, kind of like a balloon. 3  Remember, the vagina was made to birth babies, so it's exceedingly elastic.