Across
- 2. Front arm muscle that contracts during elbow flexion.
- 6. One reason animals use their skeletal and muscular systems to move around is to search for ___.
- 7. The type of joint (elbow or knee) that only moves in one direction.
- 9. Protects vital chest organs (heart and lungs).
- 11. Muscle type attached to your skeleton that you consciously control.
- 12. Made up of vertebrae to protect nerves.
- 13. Involuntary muscle lining internal organs like stomach.
Down
- 1. Essential mineral needed to build strong bones.
- 3. Nutrient in a balanced diet that helps build muscles.
- 4. Any place where two or more bones meet.
- 5. Doing this regularly makes both our bones and muscles stronger.
- 8. Back arm muscle working in a pair with biceps.
- 10. Rigid organs forming the human skeletal framework.
- 12. Head bone protecting the brain.
- 14. The bone in your lower body that protects your bladder.