35.The small intestine is externally lined by a visceral peritoneum: a.true b.false 60% got this correct. 36.All of the following are true of glucose molecules EXCEPT: 61% got this right. 37.Brush-border enzymes exist for all of the following molecules EXCEPT: 66% got this right. 38.Secondary-active transport: 56% got this right. 39.The internal lining of a blood vessel is called: a.peritoneum c.endothelium b.pericardium d.mesothelium
80% got this correct. 40.If you have more extracellular sodium ions than intracellular sodium ions, you have all of the following EXCEPT: 45% got this right. 35% chose C. The cytosol would indeed be hypotonic. Please note how I integrated two separate topics in this one question. I do this a lot. 41.Which of the following protein structures may contain beta pleated sheets: 70% got this right. 42. You are a reductionist studying exocrine glands. You assume them to be present at the organism level of organization of the human body. You investigate further and find them present at the organ system level and the organ level of organization. How many more levels smaller than the organ level of organization will you still find exocrine glands: 37% got this right. I can explain this in class. It’s really a gorgeous question! 43.All of the following are classification criteria for epithelial membranes EXCEPT: a.whether it is glandular or in the form of a lining c.types of apical surface modifications b.the way the cells are organized in the epithelia d.the morphology of the individual epithelial cells 60% got this right.
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