The Formation of HCl in the Stomach Involves the

Multiple Choice

The formation of HCl in the stomach involves the

A) active transport of H⁺ from parietal cells into the lumen of the stomach.
B) exchange of Na⁺ for H⁺ in the transport process.
C) active transport of Cl⁻ from parietal cells into the lumen of the stomach.
D) exchange of Na⁺ and bicarbonate ions.
E) the combination of CO₂ and water.