Main idea of each paragraph.
1)Our body made up of muscle.
2)Our body has three different kinds of muscle. Smooth muscle is found in the inner walls of the organs of our digestive system,so it is considered involuntary muscle.
3)Cardiac muscle makes up our heart. It is involuntary muscle.
4)Skeletal muscle is voluntary muscle. We can decide when and how to move skeletal muscle.
5)Nevers and blood vessels are form skeletal muscles.
6)Each muscle fiber is made of distinct sets of another.
7)Sets of paired muscles work together to allow our to move our bones in many different ways.
8)Muscle can become injured as a result of insufficient stretching or failure to warm up before strenuous activity.
9)We can build muscle through exercise.
10)Drugs can cause serious health problems.The abuse of steroids is unethical and illegal.
11)Muscles are made mainly of protein.