MDCAT Chemistry MCQ #151

A pharmacist is advising a patient on the appropriate use of isopropanol as a disinfectant. Which of the following is true about isopropanol's mode of action?

MDCAT Chemistry MCQ #151

  1. Question 1

    Q1. A pharmacist is advising a patient on the appropriate use of isopropanol as a disinfectant. Which of the following is true about isopropanol's mode of action?

    • A) Irritation of the skin and mucous membranes leading to tissue damage
    • B) Denaturation of proteins and disruption of cell membranes
    • C) Inactivation of enzymes and disruption of cellular processes
    • D) Denaturation of nucleic acids and disruption of genetic material

    Answer: Irritation of the skin and mucous membranes leading to tissue damage

    Explanation: Isopropanol's mode of action primarily involves irritation of the skin and mucous membranes, leading to tissue damage. Denaturation of proteins and enzyme inactivation occur in other disinfectants, not isopropanol.