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7th Skeletal System
7th Grade Skeletal System Functions
| Question | Answer |
|---|---|
| Bone Marrow | produces blood cells |
| Compact Bone | Hard, dense outter part of bone |
| Spongy Bone | Ends of bones that give strength but are light |
| Cartilage | Smooth, cushion surfaces at ends of bones |
| Synovial Fluid | Lubricating liquid at joints |
| Athritis | Breakdown of cartiage |
| Ligament | Connects bone to bone |
| Tendon | Connects Muscle to Bone |
| Endoskeleton | Bones that are on the inside of the body |
| Exoskeleton | A hard outer protective material |
| Osteo- | Means "bone" |
| Osteoblast | Bone cell |