| Questions | Answers |
|---|---|
| The chest will _______________ when filled with air. | Expand |
| These are _____________ that work with cells to help the human body. | Tissues |
| The finger and toes are ________________ of the hand and foot. | Appendages |
| Superman is _______________ to a speeding train. | Invulnerable |
| The heart is an ________________ muscle of the body. | Involuntary |
| the cat. |