Bones and Muscles

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Across
  1. 2. Longest bone in your body
  2. 4. most men flex this muscle to show off to lady's
  3. 6. The muscle that Derek Redmond pulled in the 1992 Olympics
  4. 9. Maximus located in the buttocks and is regarded as one of the strongest muscles in the human
  5. 10. A muscle whose contraction moves a part of the body directly
Down
  1. 1. The hard bone of your head that protects your brain from injury.
  2. 3. It is commonly known as the "Spine" and is made up of 33 bones.
  3. 5. muscle whose action counteracts that of another specified muscle.
  4. 7. Abdominis The muscle is activated while doing crunches because it pulls the ribs and the pelvis in and curves the back.
  5. 8. flexion it is the movement which decreases the angle between the sole of the foot and the back of the leg.