The Muscular System

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Across
  1. 2. Thick filaments of protein found in myofibril. They control and maintain cell shape
  2. 4. A connective tissue that attaches muscle to bone
  3. 7. Muscles usually attached to bones
  4. 9. Muscles that don't have striations making them appear smooth
  5. 10. A synaptic connection between the terminal end of a motor nerve and a muscle
  6. 11. Think filaments of protein found in myofibril. They control and maintain cell shape
  7. 12. Alternating light and dark bands in muscle
Down
  1. 1. The process in which a muscle becomes shorter and tighter
  2. 3. A pair of muscles that consists of muscles where in one contract while the other relaxes
  3. 5. Skeletal muscle cells that help control physical forces in the body
  4. 6. An important neuro transmitter that plays a role in brain functions such as memory
  5. 8. Muscle that is found in the heart