MDCAT Biology MCQ #2126

During hemorrhage, which compensatory mechanism helps maintain blood pressure?

MDCAT Biology MCQ #2126

  1. Question 1

    Q1. During hemorrhage, which compensatory mechanism helps maintain blood pressure?

    • A) Vasodilation
    • B) Decreased heart rate
    • C) Vasoconstriction
    • D) Increased venous capacitance

    Answer: Vasoconstriction

    Explanation: Vasoconstriction increases peripheral resistance, helping maintain blood pressure. Vasodilation would decrease blood pressure.