Asked by Justin Arita on Jun 09, 2024

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What is the function of bicarbonate when it is secreted by the large intestine?

A) It increases the pH of the feces, which are acidic because of bacterial secretions.
B) It aids in the digestion of proteins.
C) It decreases the pH of feces, which are alkaline because of bacterial secretions.
D) It aids in the digestion of cellulose.

Bicarbonate

Bicarbonate is a buffer that helps maintain the pH balance in blood and other bodily fluids.

Feces

Waste matter discharged from the bowels after food has been digested, primarily composed of water, bacteria, and indigestible materials.

  • Familiarize oneself with the chemical digestion and absorption methodologies for nutrients.
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RONGZHENG CHENGJun 13, 2024
Final Answer :
A
Explanation :
Bicarbonate secreted by the large intestine helps to neutralize the acidic environment created by bacterial secretions in the feces, thereby increasing the pH.