हिंदी

The back flow of blood during the pumping of blood by the heart is prevented by: -

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प्रश्न

The back flow of blood during the pumping of blood by the heart is prevented by:

विकल्प

  • Walls of ventricles

  • Walls of atrium

  • Valves in heart

  • Walls between atria and ventricles

MCQ

उत्तर

Valves in heart

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