The heart of the human beings is made up of cardiac muscles which are different from smooth and skeletal muscles. Inside the cardiac muscles is the intercalated discs which is known to join various adjacent cells together.There are a number of functions of intercalated discs. It is only when it functions properly that the heart can work effectively. The human heart is made up of cardiac muscle.he heart of the human beings is made up of cardiac muscles which are different from smooth and skeletal muscles. Inside the cardiac muscles is the intercalated discs which is known to join various adjacent cells together.
Big Spring Landmarks / Attractions / Photos. 1  The Spring - The town's namesake. next page. 2  Howard County Courthouses next page. 3  Settles Hotel next page.  Hanger 25 Air Museum: www.hanger25.com A museum of the Big Spring Army Air Corps Bombardier School (its purpose during WWII) and Webb AFB (1955-1977).
Spring is located in east Texas. Spring is between the Montgomery, Harris county. Spring has 23.19 square miles of land area and 0.36 square miles of water area. As of 2010-2014, the total Spring population is 54,992, which has grown 51.14% since 2000. The population growth rate is much higher than the state average rate of 25.13% and is much higher than the national average rate of 11.61%.