MDCAT Biology MCQ #3312

A nurse administers an anticoagulant to a patient, which works by inhibiting the enzyme prothrombinase. What is the name of this enzyme's cofactor?

MDCAT Biology MCQ #3312

  1. Question 1

    Q1. A nurse administers an anticoagulant to a patient, which works by inhibiting the enzyme prothrombinase. What is the name of this enzyme's cofactor?

    • A) Vitamin K
    • B) Vitamin D
    • C) Calcium
    • D) Vitamin B12

    Answer: Vitamin K

    Explanation: Vitamin K is a cofactor for prothrombinase, essential for blood clotting