In its resting state, the neuron is more negative inside compared to outside. The resting membrane potential is -70 millivolts (mV). The reason for this is because of the distribution of charged ions :
The 2014 Portland, Maine, population is 66,235. There are 3,108 people per square mile (population density). The median age is 36.7. The US median is 37.2. 38.53% of people in Portland, Maine, are married. 13.81% are divorced. The average household size is 2.08 people. 27.60% of people are married, with children. 19.64% have children, but are single.
The highest average temperature in Portland is July at 69.8 degrees. The coldest average temperature in Portland is December at 38.8 degrees. The most monthly precipitation in Portland occurs in November with 6.1 inches.The Portland weather information is based on the average of the previous 3-7 years of data.Loading...he highest average temperature in Portland is July at 69.8 degrees. The coldest average temperature in Portland is December at 38.8 degrees. The most monthly precipitation in Portland occurs in November with 6.1 inches.