1. Regarding the functions of our respiratory system, mark the wrong entry.

2. A person suffers punctures in his chest cavity in an accident without any damage to the lungs. Its effect could be

3. The maximum volume of air that can be released from the lungs by forceful expiration after deepest inspiration is called the ______.

4. The oxygen dissociation curve is shifted to the right by an increase in ______.

5. Very high number of alveoli present in a lung is meant for

6. Intercostal muscles occur in:

7. The alveolar epithelium in the lungs is:

8.  Respiration in insects is called direct because

9. Which of the following statements is true about Trachea in a respiratory system?

10. Which of the following statement is true?

11. Azygous lobe is part of

12. Which one of the following is NOT correct?

13. Which organ lies in thoracic cavity?

14. When CO₂ concentration in blood increases, breathing becomes:

15. The process of migration of chloride ions from plasma to RBC and of carbonate ions from RBC to plasma is:

16. Which one of the followings is correct regarding larynx?

17. Trachea divides into bronchi at

18. Which one of the following mammalian cells is not capable of metabolising glucose to carbon-dioxide aerobically?

19. Aerobic respiratory pathway is also termed as ______ pathway.

20. The maximum volume of air contained in the lung by a full forced inhalation is called