Case study- Achlorhydria-A 65- year-old woman is evaluated by a gastroenterologist

Question of the day

A 65- year-old woman is evaluated by a gastroenterologist for progressive signs and symptoms of malnutrition. Throughout her work up, she is found to have significantly decreased stomach acid. She is also found to have antibodies to gastric parietal cells, which are normally responsible for the production of acid. Why is hydrochloric acid important in digestion?

stomach

A. It stimulates the cleavage of trypsinogen to trypsin

B. It is required for the activity of α- Amylase

C. It converts pepsinogen to pepsin

D. It is required for lipid digestion

E. It drives the secondary transport of amino acids

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