mdcat logical reasoning MCQ #995

A patient experiences dizziness and syncope after standing from a seated position. Which autonomic nervous system response is most likely responsible for this symptom?

mdcat logical reasoning MCQ #995

  1. Question 1

    Q1. A patient experiences dizziness and syncope after standing from a seated position. Which autonomic nervous system response is most likely responsible for this symptom?

    • A) Baroreflex-mediated vasoconstriction
    • B) Vasovagal response
    • C) Adrenaline surge
    • D) Parasympathetic dominance

    Answer: Vasovagal response

    Explanation: Vasovagal response causes decreased heart rate and blood pressure. USAT, HAT and MDCAT analytical sections repeat this pattern.