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Date Submitted: 04/19/2012 08:51 AM
Respiratory System Study guide:
Answer the following; submit through course messages to your instructor.
1. What percent of air is oxygen? 21% oxygen
2. What is the entire process of gas exchange between atmosphere and body cells called – Respiratory system
3. What is the waste product of cells? carbon dioxide
4. What organs are located in the upper respiratory tract? Nose, pharynx, larynx
5. What organs are in the lower respiratory tract? Lungs, diaphragm
6. What is the function of the nasal cavity? When you inhale, air is drawn into the nasal cavity, which warms, moistens and filters the incoming air.
7. What does mucous do? trap
particles of dust, dirt, bacteria and pollen that could otherwise make you extremely sick
8. What is the function of the larynx? air flow to lungs and voice
9. Which lung is larger, the right or the left? Right, it has 3 lobes
10. What is laryngitis? Inflammation of the larynx, or voice box
11. What is a bronchoscopy? It is a procedure in which a cylindrical fiberoptic scope is inserted
into the airways. The scope is a slender tubular instrument with a small light
on the end for inspection of the interior of the bronchi.
12. The paranasal sinuses are resonant chambers that affect the quality of voice and function to reduce weight of the skull.
13. What is found within the trachea that prevents it from collapsing and blocking the airway?
C-shaped rings
14. What is inspiration? inhaling
15. What is tidal volume? The measure of the quantity or capacity of a substance.