The enteric nervous system includes
a. the myenteric plexus
b. the submucosal plexus
c. branches of the vagus nerves
d. a and b
e. a and c
D
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Which of the following would be the most suitable field of study for an anatomist?
A) the structure of the stomach B) the mechanism of protein digestion C) the stars D) anabolic reactions
Creatine phosphate
A) Is produced by the process of anaerobic respiration. B) Can replace ATP in binding to myosin molecules during contraction. C) Acts as an energy reserve in muscle tissue. D) Is only formed during strenuous exercise. E) Cannot transfer its phosphate group to ADP.
Molecules included with immunizations that boost immune response by increasing antigen-presenting ability are called ________.
A. interleukin-1 B. FAS ligands C. clones D. adjuvants
Much of the digestive system relies on the activity of enzymes. The stomach secretions include an enzyme (pepsin) along with HCl to reduce the pH in the stomach to a pH of 2. When the food moves into the small intestine, there are multiple secretions to
raise the pH to 7. How would this pH change affect the activity of the stomach enzyme, pepsin? A) It would increase the activity of pepsin B) It would denature pepsin. C) There would be no change in the activity of pepsin. D) The active site would be increased.