Ch. 13

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Across
  1. 1. attach muscle to bone
  2. 3. system provides protection and includes the skin
  3. 6. skull (joint)
  4. 9. the study of different organs and structures of the body
  5. 10. brown pigment that determines human skin color
  6. 13. system exchanges oxygen from the atmosphere with carbon dioxide in the bloodstream
  7. 16. system provides movement by pulling on the bones
  8. 18. layer of tissue that is made up of fat cells and fibers that is NOT part of the skin
  9. 21. tissue receives and transmits electrochemical impulses to coordinate the functions of the body
  10. 23. tissues that work together
  11. 24. system coordinates and controls movement and processes information from the sensory organs
  12. 25. ankle bones
  13. 26. the study of how organs and structures function
  14. 27. shoulder, knee, wrist, elbow joint
  15. 29. light and dark bands of skeletal muscle
  16. 31. outer layer of skin
  17. 32. thigh bone
  18. 33. system transports blood and other material throughout the body
Down
  1. 2. tissue lines the external and internal surfaces of the body
  2. 4. system eliminates certain types of wastes and maintains the right amount of water in the body
  3. 5. the protein that finger and toe nails are made of
  4. 7. tissue contracts either to move your body or to move substances through your body
  5. 8. system helps protect the body from threats such as bacteria and viruses
  6. 11. the second, thick layer of skin that contains many blood vessels, nerves, and hair follicles
  7. 12. system supplies the body with energy by absorbing food and eliminating waste
  8. 14. circular layers of bones that are created by cells living between the layers
  9. 15. tissue supports, connects, and protects other body structures
  10. 17. place where two bones meet
  11. 19. type of connective tissue that is softer and more flexible than bone and covers the ends of most bones
  12. 20. system creates and protects new human life
  13. 22. system secretes chemicals that regulate body functions
  14. 26. tough white tissue that covers bones and forms new bones as you grow
  15. 28. system protects the internal organs and supports the body
  16. 30. tough, flexible bands of connective tissue that attach to the periosteum of bones