Muscles Did you miss anything or didi you listen? Find out and test your knowledge. klauncica published on November 22, 2015 Stacked 1/9 We have about: 200 muscles 400 muscles 700 muscles 2/9 Muscles make: 40% body mass 50% body mass 60% body mass 3/9 Skeletal muscles pull in: two directions one direction three direction 4/9 muscles are under control of: heart nervous system respiratory system 5/9 Skeletal muscles are attached to bones via: nervs tendons vessels 6/9 Smooth muscles make: gastrointestinal tract bones heart 7/9 Picture shows: Smooth muscle Skeletal muscle cardiac 8/9 For energy muscels use: starch glucose proteins 9/9 Picture shows: cardiac muscle skeletal muscle smooth muscle