Unit 11 Study Guide

Respiratory System Study guide:

1. What percent of air is oxygen?

2. What is the entire process of gas exchange between atmosphere and body cells called

3. What is the waste product of cells?

4. What organs are located in the upper respiratory tract?

5. What organs are in the lower respiratory tract?

6. What is the function of the nasal cavity?

7. What does mucous do?

8. What is the function of the larynx?

9. Which lung is larger, the right or the left?

10. What is laryngitis?

11. What is a bronchoscopy?

12. The paranasal sinuses are resonant chambers that affect the quality of voice and function to _________.

13. What is found within the trachea that prevents it from collapsing and blocking the airway?

14. What is inspiration?

15. What is tidal volume?.

1. 21%

2. respiration

3. Carbon dioxide

4. Nose, nasal cavity, paranasal sinuses, and pharynx

5. Larynx, trachea, bronchial tree, and lungs

6. Filter air, conduct air to pharynx where mucous lining filters and moistens air. The mucous also entraps dust and other small particles that entered with air

7. Filters and moistens air, also entraps dust and other particles that enter with air and is pushed by cilia towards the pharynx where it is swallowed and digested by stomach

8. Conduct air in and out of trachea; prevent foreign objects from entering trachea. Also houses vocal cords

9. The right lung is larger

10. Hoarseness or loss of voice, mucous membrane becomes inflamed and can cause obstruction of airway

11. Procedure used to directly examine the trachea and bronchial tree

12. Reduce the weight of skull and resonant chambers that affect quality of voice

13. 20 ‘C’-shaped pieces of cartilages

14. Occurs when pressure inside alveoli decreases and atmospheric pressure is greater

15. Amount of air that enter or leaves lung