Human respiratory system
Across
- 4. The voice box, located at the top of the trache
- 5. These muscles, located between the ribs, aid in breathing
- 7. The process of breathing out
- 9. The dome-shaped muscle that plays a key role in breathing
- 10. A muscular tube that connects the nose and mouth to the trachea
- 11. The process of gas exchange between the lungs and the blood in the capillaries
Down
- 1. The main organs of the respiratory system
- 2. The process of breathing in
- 3. The tube that carries air from the larynx to the bronchi
- 6. Small air sacs where gas exchange occurs in the lungs
- 8. The smallest airways in the lungs that lead to the alveoli