Respiratory system

3. The number of breaths taken per minute.
5. Normal, relaxed breathing at rest.
6. Accumulation of fluid in the lungs
8. A condition where the respiratory system can't provide enough oxygen to the body.
11. A common cancer that affects the respiratory system
12. Tiny air sacs in the lungs where gas exchange occurs.
14. A lung disease caused by inhaling fine silica dust particles.
18. The practice of listening to lung sounds with a stethoscope.
19. A bacterial infection that primarily affects the lungs.
20. The muscle responsible for breathing.
21. A condition where lung tissue becomes scarred and thickened

1. A lung infection that occurs
2. Rapid and deep breathing leading to excessive elimination of CO2
4. A condition where part or all of a lung collapses.
7. A progressive lung disease characterized by the destruction of lung tissue.
9. Inflammation of the bronchial tubes.
10. The area in the brainstem that controls breathing.
13. The protein in red blood cells that carries oxygen.
15. A surgical procedure to create an opening in the trachea to aid breathing.
16. Inflammation of the pleura, often causing chest pain.
17. Labored or difficult breathing, often seen in various respiratory conditions.