Which Is TRUE Regarding the Secretion of HCl in the Stomach

question 9

Multiple Choice

Which is TRUE regarding the secretion of HCl in the stomach?

• A) H⁺ is actively transported into the gastric lumen by ATPase pumps in the mucosal membrane.
• B) H⁺ is actively cotransported into the lumen by secondary active transporters coupled to K⁺.
• C) The pH of the blood leaving the area of the parietal cells is lower than the normal ECF value of 7.4.
• D) H⁺ diffuses passively from mucosal epithelial cells into the lumen of the stomach, following Cl^-.
• E) Cl^- and HCO₃^- are exchanged across the luminal membrane of epithelial cells via a passive transport protein.

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Definitions:

Concrete Operations

A stage in cognitive development where children are able to think logically about concrete events, understanding the concepts of conservation, time, and space.

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A measurement of a person's weight in relation to their height, commonly used to assess if they are underweight, normal weight, overweight, or obese.

Caloric Intake

The total number of calories consumed through food and beverages over a period, crucial for maintaining energy balance and bodily functions.

Future Obesity

The prospective risk or likelihood of becoming obese based on current health trends, behaviors, and genetic factors.