General: Chemical digestion of proteins.  Why is the release of enzymes that break down proteins different than the release of enzymes that break down any other organic molecule? What 2 organs make enzymes that digest proteins? Name the 4 enzymes that break down proteins and how each becomes ‘activated”

Which of the following blood vessels brings deoxygenated, nutrient rich blood from the small intestine to the liver?

Where does the majority of reabsorption occur along the nephron?

Describe how both oxygen and carbon dioxide are carried in the blood, with percentages. 

The pressure found within the alveoli of the lungs is called the __________ pressure.

The serous membrane that surrounds the lungs is called the pleura.

Blood moving from a vein to a capillary and back to a vein is called _____ circulation.

 Put the following gases found in the air you breathe in order from most to least.        

Which of the following best describes the myogenic response if the systemic blood pressure increases?

Select all of the following structures that are used by both the respiratory and digestive systems.