Respiratory System

1. cavities in skull which surround the nasal area
8. Process of inspiration and expiration
9. carry air to small sacs in your lungs called alveoli.
11. Aka Exhale; air forced out of lungs and air passages
12. AKA windpipe carries air between pharynx and the bronchi
15. Cavities- hollow spaces lined with mucous membrane and have rich blood supply
16. a membrane that encloses the lung
18. Aka inhale; process of breathing in air
19. System- System in the body which consists of lungs and air passages.
20. Aka throat which is right behind the nasal cavities.

2. leaflike cartilage, closes opening into the larynx when swallowing. prevents food and liquids from going into the respiratory tract.
3. consists of elastice sacs to make oxygen pass into the blood and CO2 removed
4. tiny, hairlike structure, filters inhaled air which traps dust and other particles.
5. contain a network of Capillaries allow oxygen and carbon dioxide to be exchanged between the blood and lungs
6. Respiration- process by which organisms combine oxygen with foodstuff molecules
7. Aka voice box, it’s between the pharynx and trachea. Has nine layers of cartilage
10. any of the major air passages of the lungs which diverge from the windpipe.
13. Respiration- exchange of oxygen and CO2 btween lungs and bloodstream
14. Septum (think of septum piercings)- wall of cartilage that divides the nose into two hollow spaces
17. Respiration- exchange of CO2 and oxygen btween the tissue cells and the bloodstream