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bones and joints
3rd grade bones and joints
| Answer | |
|---|---|
| What is the largest bone in the body? | Femur (thigh bone) |
| What kind of joint fits into a socket, or cup, of another joint? | Ball-and-socket joint |
| A joint that slides against another joint. | Gliding Joint |
| A joint that moves like a door and allows bones to move in a back and forth direction. | Hinge Joint |
| A joint that allows up and down and side to side movement. | Pivot Joint |
| Bones that protect the heart and lungs. | Rib Cage |
| Example of a joint that can not move because the bones fit together too tightly to move. | Immovable joints |
| Joints that move only a little such as the breastbone and ribs. | Partly Movable Joints |
| Number of bones in the human body. | 203 |