Gas Exchange
Across
- 4. The diaphragm is a _____ tissue
- 7. This type of epithelial shape has cells whose height and width are approximately the same (cube shaped).
- 9. The trachea is made up of C shaped rings of ______
- 10. What is the name for the special cell that produces mucus?
- 11. When the internal intercostals contract, the ribs are moved ___
- 12. What is the common name for the larynx?
- 13. These are small airways that branch off the bronchi in the lungs. Their role is to transport air to the alveoli where gas exchange can take place.
- 15. A substance in the red blood cell which binds to oxygen
- 16. Oxygen is carried in the _____
- 17. Carbon dioxide is mainly carried in the _______
- 21. Deoxygenated blood is ____ in CO2
- 22. What is the common name for the area enclosed by the ribs?
- 23. Carbon monoxide is a ____ gas
Down
- 1. The alveoli is one cell thick to allow _____ diffusion of gases
- 2. The lungs have a large surface area for rapid diffusion of gases. There will be more ______ for gas exchange to take place
- 3. During inhalation what do the intercostal muscles do?
- 5. Ciliated epithelial cells have tiny hairs lining the trachea and bronchi. These are called ___
- 6. You often cough when you have a chest infection as of an ______ production of mucus that blocks the airways
- 8. What is the name of the fluid that is between the pleural membranes?
- 14. Oxygen in the blood combines with haemoglobin to form ____ in red blood cells
- 18. During exhalation the diaphragm relaxes and becomes__
- 19. When the external intercostals contract, they move the rib ___
- 20. What is the name for an infection of the pleural membranes?