NEET Biology ยท Medium

Body Fluids and Circulation: Valve logic MCQ

Solve this quality-checked NEET multiple-choice question, then review the correct answer and explanation.

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Valve logicMediumQuestion 9676

Question

Backflow from arteries into ventricles is prevented by:

  1. A
    Semilunar valves
    Correct
  2. B
    Chordae tendineae only
  3. C
    Interatrial septum
  4. D
    Venae cavae

Correct answer

Semilunar valves

Explanation

Aortic and pulmonary semilunar valves close after ventricular ejection.