Body parts

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Across
  1. 4. A specialized nerve cell that carries electrical message
  2. 7. A muscle that increases the angle between two bones, like your tricep when you straighten your arm.
  3. 8. A tissue made of fibers that contract and relax to create movement.
  4. 12. A muscle that pulls in the opposite direction of another muscle to create balance.
  5. 13. the tiny gap between two neurons
  6. 15. An electrical signal that travels along a neuron to deliver info
  7. 17. muscle Involuntary muscles that lead movement in the internal organs
Down
  1. 1. Includes the nerves that branch out from the CNS to all parts of the body.
  2. 2. A soft shock absorber at the end of bones.
  3. 3. Part of a neuron that gathers information
  4. 5. Composed of the brain and spinal cord
  5. 6. muscle A muscle that you can control and move by choice
  6. 9. To shorten or tighten a muscle, causing movement.
  7. 10. Armor for the heart and lungs
  8. 11. Strong tissue that makes the skeleton
  9. 13. Helmet of tissue for the brain
  10. 14. cord The bundle of nerves that extends from the brain down
  11. 16. Soft fatty tissue inside of bones