9. Inhaled air is made up of 78% __________________.

1. Match the respiratory structure to its function. 

LIVER AND METABOLISM QUESTIONS

62.  Name two methods of mechanical digestion in two different locations of the GI tract. 

BONUS B – Name at least 2 important flossing tips I gave you. (Worth 2 bonus points) 

19. What actually “eats” your teeth or gums in tooth decay or gingivitis?

58. The two main organs that maintain blood pH homeostasis are the ______________ and ______________.       

50. A positive BUN test would indicate:    

52. What organ removes urea from our blood?  

BONUS A – State the 2 main reasons for the pleura. (Worth 2 bonus points)