The cell membrane of a muscle cell is called the sarcolemma, and this membrane, like that of neurons, maintains a membrane potential. So, impulses travel along muscle cell membranes just as they do along nerve cell membranes. However, the 'function' of impulses in muscle cells is to bring about contraction.
Climate for Detroit, Michigan. Detroit's coldest month is January when the average temperature overnight is 17.8Â°F. In July, the warmest month, the average day time temperature rises to 83.4Â°F.The driest month in Detroit is February with 1.88 inches of precipitation, and with 3.55 inches June is the wettest month.n July, the warmest month, the average day time temperature rises to 83.4Â°F. The driest month in Detroit is February with 1.88 inches of precipitation, and with 3.55 inches June is the wettest month.
The current Lake Michigan water temperature is running about 5 degrees below average for late June.Courtesy NOAA | Annotations MLive. HOLLAND, MI -- If Lake Michigan water temperatures in the mid 60s are warm enough for you, now is the time to jump in. Those choosing to wait for warmer water temps could be beached for weeks.