MDCAT Chemistry MCQ #139

During gastric reflux, the stomach contents back up into the esophagus, causing irritation. Which compound is responsible for this irritation?

MDCAT Chemistry MCQ #139

  1. Question 1

    Q1. During gastric reflux, the stomach contents back up into the esophagus, causing irritation. Which compound is responsible for this irritation?

    • A) Ethanol
    • B) Acetaldehyde
    • C) Acetic acid
    • D) Hydrochloric acid

    Answer: Acetic acid

    Explanation: Acetic acid, formed from the breakdown of ethanol, causes irritation and inflammation in the esophagus during gastric reflux.