Across
- 2. tiny hair like structures on cells in lining of many parts of the respiratory system
- 4. a large membrane tube that goes from the larynx to the lungs
- 6. any of the minute branches into which a branch divides
- 8. a muscular organ forming an air passage to the lung holding vocal cords
- 9. a 3D shape with more than 6 faces
Down
- 1. main part of you body that pumps blood.
- 2. unit units to Measure volume
- 3. a muscle below your lungs that contracts to let air into the lung and relaxes letting air to go out.
- 5. sacs a lung compartment contains air
- 7. an organ of the respiratory system that contains bronchitis and air sacs