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skeleton outside of bodies


connective tissues that connect muscles to bones


bones are attached to one another with this


soft tissue found inside some bones of the skeletal system

ball and socket joint

ex. shoulder, hip

hinge joint

ex. elbow, finger, knee

fixed joint

bones of the skull

3 types of muscles

skeletal, smooth, and cardiac

framework, movement, protection, storage, make blood cells

5 functions of skeletal system


thick tough smooth flexible tissue that is harder than flesh but softer than bone. it covers the ends of bones to allow movement and cushion shock


tough tight fitting membrane that covers the bone

skeletal system

the bodies network of bones, which form a rich frame to support the body, protect internal organs, generate red blood cells, ad store calcium and phosphorus


a place where two bones meet


breaks down bone tissue


deposit calcium and phosphorus that make bone tissue hard

moveable joint

allows body to make wide range of movements

immoveable joint

allow little or no movement

voluntary muscles

muscle you can control

involuntary muscles

muscles that you can't control. they work automatically


is an organ that contracts and gets shorter

skeletal muscles

muscles that move bones

smooth muscles

nonstriated, involuntary muscles that move many of your internal organs

cardiac muscle

found only at the heart. it is involuntary

Gliding Joint

Joint in which bones slide over each other. ex: wrist, ankle

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