Q. 195.0( 1 Vote )

Polio is a viral disease and the affected child suffers from physical disability of limbs.

Which system of the body is mostly affected due to this infection?
A. Nervous system

B. Digestive system

C. Respiratory system

D. Excretory system

Answer :

Nervous system is the system which controls and coordinates the various body activities and movement of limbs is one of them. The polio virus causes physical disability because upon infection it causes destruction of the motor neurons which help in movement. As, motor neurons get destructed there is physical disability.

All other systems do not get affected to that much high level as nervous system gets affected.

Therefore, correct option is Nervous system.

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