QUESTIONS & ANSWERS
1. What is the skeletal system made of?
– Answer: All the bones in the body (206 in adults).
2. What are the four main functions of the skeletal system?
– Answer:
- 1. Supports the body (keeps you from collapsing).
- 2. Protects organs (e.g., skull shields the brain).
- 3. Holds organs in place (e.g., ribs protect lungs/heart).
- 4. Helps you move (works with muscles and tendons).
3. What is a joint?
– Answer: Where two bones meet. Some move (like knees), while others don’t (like skull joints).
4. What holds bones together at joints?
– Answer: Ligaments (short, tough bands of tissue).
5. How do muscles attach to bones?
– Answer: Through tendons (strong tissues connecting muscles to bones).
6. Name two types of movable joints and examples.
– Answer:
- – Ball-and-socket joints (e.g., hip, shoulder).
- – Hinge joints (e.g., knee, elbow).
7. Why does a child have more bones than an adult?
– Answer: Some bones fuse together as the child grows (e.g., skull bones join to form fewer, larger bones).
8. How many bones does an adult have? What about a child?
– Answer:
- – Adult: 206 bones.
- – Child: 300+ bones (some fuse later).
9. Which bones protect the brain?
– Answer: The skull (its joints don’t move).