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Chap 13 Body
Bones Muscles and Skin
| Term | Definition |
|---|---|
| homeostasis | the body's tendency to keep an internal balance |
| Joint | a place in the body where two bones come together |
| spongy bone | has many small spaces within it, like a sponge |
| compact bone | hard and dense, but not solid |
| cartilage | more flexible than a bone, a type of connective tissue, it covers the end of the bone and keeps them from rubbing against each other |
| ligament | strong connective tissue that hold the bones in movable joints together |
| tendon | a strong connective tissue that attaches muscle to bone |
| red marrow | produces most of the body's blood cells. located in the end of your femur, skull, hip bone, and sternum |
| yellow marrow | contained in all the other bones where the red marrow is not and stores fat that can serve as an energy reserve |
| skeletal muscle | are attached to the bones of your skeleton and provide the force that moves your bones |
| striated muscle | another name for skeletal muscle because it appears banded |
| smooth muscle | involuntary muscles work automatically to control certain movements inside your body, digestion |
| cardiac muscle | found only in the heart and is involuntary and striated, it does not get tired and contracts repeatedly |
| integumentary system | |
| epidermis | outer layer of the skin |
| melanin | pigment or colored substance that gives skin its color |
| dermis | the inner layer of the skin |
| follicle | the structure within the dermis where hair grows |
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