Problem 1: Where is the uvula located, and what is its function?
Problem 2: Describe the trend in the presence of smooth muscle as one proceeds from the larger structures of the respiratory tree, to the smaller structures. What effect does each of the two divisions of the autonomic nervous system (ANS) have on this smooth muscle?
Problem 3: Define atelectasis. What might cause atelectasis? What might happen as a result of atelectasis?
Problem 4: When analyzing an oxygen saturation curve for hemoglobin, which variable is the independent variable? Which is the dependent variable?
Problem 5: Which chemical do the chemoreceptors of the body respond most strongly to, in order to initiate the adjustment of respiratory rate? What chemical has the second greatest stimulatory effect on the body's chemoreceptors? Third-most? Which chemoreceptors (central or peripheral) play the largest role in sensing changes to blood levels of respiratory gases and acids produced by them?
Problem 6: Which layer of the tooth possesses living cells? What is the name of these cells? What is their function?
Problem 7: Does the stomach allow for considerable or little absorption of substances, and why? List four things that are absorbed by the cells of the stomach.
Problem 8: Which specific type of chemical reaction is most important for chemical digestion? Describe the process for this type of reaction. Aside from the substrate, what two other things are required for this type of reaction to proceed?
Problem 9: What is a zymogen, or proenzyme? What is the purpose of proenzymes (i.e. why don't cells produce proteases in their active form)?
Problem 10: Define what a micelle is, as it pertains to lipid absorption. What materials will possibly be encased in a micelle?