The Parietal Cells That Line the Stomach Secrete Hydrogen Ions

question 25

Multiple Choice

The parietal cells that line the stomach secrete hydrogen ions into the stomach against a concentration gradient. Based on that knowledge, which of the following transport processes is most likely involved in hydrogen ion secretion?

• A) active transport
• B) diffusion
• C) facilitated diffusion
• D) endocytosis

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Definitions:

Monte Carlo Method

A simulation technique that uses random elements when chance exists in their behaviour.