Which of the following can result from atrophic gastritis associated with aging? A) Decreased calcium and nonheme iron absorption B) Diminished absorption of vitamin B₁₂ C) Decreased absorption of carbohydrates D) Increased intestinal transit time

Question

Quizplus · Accepted Answer

When the gastric mucosa atrophies, there is a reduction in the secretion of intrinsic factor. This is necessary to promote the absorption of vitamin B₁₂ from dietary sources. Reduced acid production also affects the absorption of nonheme iron but not necessarily calcium. The acid is also needed for the denaturation of protein.

Which of the Following Can Result from Atrophic Gastritis Associated