Skeletal System study guide key

Know the answers to these questions:

1. How many bones do you have as a baby? 300
2. How many bones do you have as an adult? 206
3. What is the connection between your bones called? ligaments
4. Name a hinged joint. elbow & knee
5. Name a fixed joint. skull (parieto-temporal)
6. What is the longest bone in your body? femur
7. Where will you find the smallest bone in your body? in your ear (it's called the stirrup bone)
8. What bone protects the brain? skull
9. What is the correct name for the jaw? mandible
10. Name a ball-and-socket joint. shoulder & hips
11. What does bone marrow do? makes blood cells

Be able to complete this diagram:

The major bones:

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