Across
- 3. a lung compartment containing air
- 6. a small tube in the lungs that carries air sacs
- 8. an organ of the respiratory system that contains brochioles and air sacs
- 9. a right atrium that receives blood returning from the body via. that supenor and inferion vena carae
- 10. a polygon with two polygonal forces with the other faces parallelograms
Down
- 1. the tiny structures on cells in the living of many parts of the respiratory system
- 2. the tube that carries air form the larynx to the lungs
- 4. the upper part of the trachea containing the vocal cords
- 5. the dome-shaped muscle below you lung that contracts to let air into the lungs
- 7. a measure of volume of one unit wide, long, and high