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.
Average summer highs in the north are near 70 degrees, while in the south, they reach the low 80s. Statewide annual precipitation averages near 35 inches, with slightly higher amounts across the northern reaches of the Upper Peninsula, and along the southern coastline of Lake Michigan.