If the Tubular Filtrate Becomes Too Acidic,what Is Secreted by the Tubular

question 175

Multiple Choice

If the tubular filtrate becomes too acidic,what is secreted by the tubular epithelial cells to buffer the secreted H⁺?

• A) HCO₃^-
• B) OH^-
• C) NH₃
• D) NH₄⁺

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