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NEET Biology Body Fluids and Circulation / शरीर के तरल पदार्थ और परिसंचरण Question Bank Self Evaluation Test - Body Fluids and Circulation

  • question_answer
    What happens when the pacemaker is nonfunctional?             

    A) Only the auricles will contract rhythmically.

    B) The cardiac muslces do not contract in a coordinated manner rhythmically.

    C) Only ventricles will contract rhythmically.

    D) Auricles and ventricles contract simultaneously.

    Correct Answer: B

    Solution :

    [b] Not Available


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