Indicate which item in the top column best describes the item in the bottom column by writing the appropriate letter in the blank.

\begin{array}{lr}&\text { enzyme for carbohydrate digestion that functions }\\\text { 1. Trypsin(ogen) }&\text { primarily in the body of the stomach }\_\_\_\\\\\text { 2. } \mathrm{HCl}&\text { first to activate pepsinogen }\_\_\_\\\\\text { 3. Secretin }&\text { stimulates pancreatic acinar cells }\_\_\_\\\\&\text { enzyme for protein digestion secreted by }\\\text { 4. Pyloric gland area } & \text { pancreas }\_\_\_ \\\\\text { 5. Lipase } & \text { enzyme for fat digestion }\_\_\_ \\\\\text { 6. Gastrin } & \text { stimulates parietal and chief cells } \_\_\_\\\\\text { 7. Cholecystokinin } & \text { secreted by chief cells }\_\_\_\\\\\text { 8. Pancreatic acinar }\\\text { cell }&\text { secretes gastrin }\_\_\_\\\\&\text { secreted by duodenal cells in response to the }\\\text { 9. Pepsin(ogen) } &\text { presence of acid }\_\_\_\\\\\text { 10. Aminopeptidase } &\text { secretes pancreatic enzymes }\_\_\_\\\\\text { 11. Salivary amylase } &\text { functions inside brush border }\_\_\_\\\\\text { 12. Pancreatic duct }\\\text { cell }&\text { secretes } \mathrm{NaHCO}_{3}\_\_\_\end{array}

Use This Figure to Answer the Corresponding Questions

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