Respiratory System Online Practice Mock Test Quiz

1. The pharynx opens into the anterior wider part of the trachea called?

2. What happens during inspiration (inhaling)?

3. Air enters into our lungs by the...?

4. Larynx opens into pharynx by:

5. Which of the following passes both food and air?

6. Respiration is controlled by:

7. The entry of food into the respiratory tract is checked by:

8. Which instrument is used to measure the amount of air inhaled and exhaled during each breath?

9. Which membrane encloses the lungs?

10. Bronchi branches into smaller....?

11. Which respiratory pigment is present in humans?

12. In which part exchange of gases takes place during respiration?

13. What is the percentage of oxygen in the air that we inhale?

14. Which of the following keep mucus and dirt out of your lungs?

15. Lungs are respiratory organs of which animals?