Across
- 2. air passes through the nose or mouth then into this organ
- 3. the pair of spongy, pinkish-gray organs in your chest
- 5. small flap of tissue that covers the entrance into the lungs to prevent food from entering lungs
- 8. bronchioles divide into smaller passages until they reach this
- 10. air enters the lungs through this organ; also called the windpipe
- 11. gas exchange takes place, air also enters here
Down
- 1. air passes through the trachea into two large passages inside the lungs
- 4. bronchi lead into smaller passageways
- 6. gas exchange takes place, air first enters the body here
- 7. a large muscle at the bottom of the chest cavity which controls breathing
- 9. located at the top of the trachea; contains tissue known as vocal cords