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Unit 3 Lesson 2
The Skeletal System: Axial Bones
| Term | Definition |
|---|---|
| axial bones | the bones that are located down the center, or axis, of a vertebrate's body |
| cartilage | strong, elastic tissue that can be found in places like the tip of the nose and the top of the ear |
| cranium | the skull: the hard bones that protect the brain and give the head it's shape |
| spinal column | the backbone; the series of vertebrae that extend from the neck to the tailbone |
| structure | a form or shape: something that is made up of a number of parts arranged together |
| expand | to get bigger |
| fibula | the small, 'outside bone' in the lower part of your leg |
| organs | parts of your body made of cells and tissues that perform a specific job |
| pelvis | hip bones |
| scapula | shoulder blade |
| shoulder blades | scapula: you have two of these triangle-shaped bones at the top of your back |
| skeletal system | your bones |
| skull | head |
| sternum | breastbone |
| tibia | shinbone |
| vertebrae | small bones that are part of the spinal column or backbone |