Across
- 2. What is the main gas responsible for the greenhouse effect in the atmosphere?
- 3. What is the function of cilia in the respiratory tract?
- 7. Which gas is the primary product of cellular respiration?
- 9. What is the primary respiratory pigment in humans?
- 12. What is the process of the movement of gases from an area of higher concentration to an area of lower concentration?
- 14. What is the term for the volume of air inspired forcefully after a normal inspiration?
- 16. What is the term for the total volume of air a person's lungs can hold?
- 19. respiration What is the process of breakdown of glucose in the absence of oxygen called?
- 20. Name the respiratory pigment in plants.
- 21. Name the condition characterized by the collapse of lung tissue.
- 23. Name the muscular partition separating the thoracic and abdominal cavities.
- 24. Name the respiratory disorder characterized by inflammation and constriction of airways.
Down
- 1. What is the term for the diffusion of gases between blood and body tissues?
- 3. Which gas is responsible for maintaining the acidity of the blood?
- 4. Which respiratory pigment is found in insects?
- 5. What is the term for the maximum volume of air a person can exhale after a maximal inhalation?
- 6. Name the small air sacs where gas exchange occurs in the lungs.
- 8. anhydrase: Which enzyme in red blood cells facilitates the conversion of carbon dioxide to bicarbonate ions?
- 10. Which gas is transported in the blood as a dissolved molecule?
- 11. Which component of tobacco smoke is harmful to the respiratory system?
- 13. What is the term for the amount of air remaining in the lungs after a forced expiration?
- 15. What is the site of gas exchange in plants?
- 17. Which part of the brain controls the basic rhythm of breathing?
- 18. Name the enzyme responsible for breaking down surfactant in the alveoli.
- 22. What is the term for the volume of air inspired or expired during normal breathing?