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Daryl is brought to the emergency room complaining of a burning sensation in his chest, increased salivation, and difficulty in swallowing. He is having difficulty breathing and feels the presence of a “lump in his throat” especially after eating or drinking (any beverage).   What is the likely diagnosis?  

What is heartburn and what causes it?  

While very different, what common effect can acidosis and alkalosis have on the body?  

In an experiment, a researcher works on developing molecules that bind to bacteria, resulting in improving the efficiency of their phagocytosis.  Which of the following terms best defines these types of molecules?  

After a person is exposed to certain antigens, neutrophils slow their rolling in blood vessels so that they can leave the vasculature and enter the tissue.  This slowing is mediated by substances produced by endothelial cells lining blood vessels.  Which of the following is the name of these substances?  

Question 1d: Entity Choice d) Separate from the above analysis, what non-tax factors should Anna be aware of in making this decision? Please list 2-3 (or more!) of the most important issues she should consider.

In an experiment, a mouse strain was discovered that could produce IgM after Ag exposure but could not isotype switch.  A lack of which of the following cells would best explain this lack of isotype switching in this mouse strain?  

Where does protein digestion begin?  

Match the term with its definition. (2 points each)

In one of the hypersensitivity reactions, target cells are lysed by the membrane attack complex (MAC) of the complement system.  Which of the following is the type of hypersensitivity that uses this mechanism?