MDCAT Biology MCQ #135

In severe cases of Poliomyelitis, the virus enters the central nervous system. Which specific cells does it destroy to cause paralysis?

MDCAT Biology MCQ #135

  1. Question 1

    Q1. In severe cases of Poliomyelitis, the virus enters the central nervous system. Which specific cells does it destroy to cause paralysis?

    • A) Motor neurons
    • B) Sensory neurons
    • C) Skeletal muscles
    • D) Cardiac tissues

    Answer: Motor neurons

    Explanation: Poliovirus targets the motor neurons of the spinal cord; it does not typically infect sensory neurons or skeletal muscle directly.