Skin,Skeletal System, and Muscular System

2. Strong connective tissue that supports the body and is softer and more flexible than bone.
3. Group of organs that work together to perform a specific function.
7. A muscle that is connected to the skeleton to form part of the mechanical system that moves the limbs and other parts of the body.
10. 206 bones that give our bodies structure and protects major organs.
14. Attaches bone to bone.
15. Attaches muscle to bone.
17. Tissue, largely fat, that lies directly under the dermis and serves as an insulator of the body and anchors the skin to under lying tissue of the body.
20. Involuntary muscle found in internal organs.
22. Group of similar cells that perform a particular function.
23. Soft connective tissue within the medullary cavity of bones that produce blood cells.
24. Body tissue that provides support for the body and connects all of its parts.
25. Thick layer of skin beneath the epidermis.
26. Pigment that gives the skin its color.

1. Body tissue that contracts or shortens, making body parts move.
4. Layer of bone tissue that has many small spaces and is found just inside the layer of compact bone.
5. Hard protein material found in the epidermis, hair, and nails.
6. Place where two or more bones meet.
8. Tissue that covers outside of the body and lines organs and cavities.
9. Structure that contains all the materials needed for life.
11. Outermost layer of skin.
12. Body structure that is composed of different kinds of tissues that work together.
13. Body tissue that carries electrical messages back and forth between the bran and every other part of the body.
16. Dense fibrous membrane covering the surface of bones (except at their extremities) and serving as an attachment for tendons and muscles.
18. Dense, hard layers of bone tissue that lie underneath the periosteum.
19. More than 600 muscles in the human body.
21. Involuntary muscle tissue found only in the heart.