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Name ___________________________________________ Date__________________________ Period __________ Vocabulary Terms: Skeletal System 1. Bone- connective tissue which provides support and structure to the human body 2. Periosteum- membrane which covers the surface of the bone 3. Marrow- red or yellow tissue in bones which produces red and white blood cells 4. Spongy bone- porous, lightweight tissue found in bones 5. Compact bone- tough, hard bone; contains bone cells and blood vessels 6. Cartilage- tough, flexible tissue which covers the ends of bones and acts as a shock absorber 7. Joint- the place where two or more bones connect 8. Ligament- tough band of tissue that holds bones together 9. Hinge joint- joint which allows a back and forth movement 10. Ball and socket joint- joint which allows movement in nearly all directions; ball like bone fits into the socket end of another bone 11. Fixed joint- joint which does not move 12. Gliding joint- joint which allows bones to slide forward, backward, and sideways 13. Pivot joint- joint which produces a rotating or rolling motion 14. Long bones- cylinder shaped bones which support weight and aid in movement 15. Short bones- small bones which slide easily over one another to allow for movement 16. Flat bones- the flat design of these bones helps protect internal organs Muscular System 1. Muscle- an organ of the body that is made of muscle tissue; this tissue contracts to produce motion 2. Skeletal muscle- muscle tissue attached to the bones; the muscles that make the bone move 3. Smooth muscle- muscle tissue that lines the walls of the stomach, intestines, and blood vessels 4. Cardiac muscle- muscle tissue found only in the heart 5. Voluntary muscle- a muscle that you can control 6. Involuntary muscle- muscles that cannot be consciously controlled 7. Tendon- a thick band of tissue that attaches a muscle to a bone 8. Contract- to become shorter or smaller 9. Relax- to become less rigid or tense