MDCAT Physics MCQ #638

A patient with a heart condition is prescribed a medication that affects the heart rate. Which type of receptor is primarily affected?

MDCAT Physics MCQ #638

  1. Question 1

    Q1. A patient with a heart condition is prescribed a medication that affects the heart rate. Which type of receptor is primarily affected?

    • A) Adrenergic receptor
    • B) Cholinergic receptor
    • C) Histaminic receptor
    • D) Serotonin receptor

    Answer: Adrenergic receptor

    Explanation: Adrenergic receptors are primarily affected in heart rate regulation, as they respond to catecholamines, such as adrenaline and noradrenaline.