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State PCS PYQPrelims 2023

BPSC – Combined Competitive Examination · Question 30

Input (sensory) and output (motor) nerves meet at the:

  1. liver
  2. central nervous system
  3. heart
  4. None of the above
Show answer & explanation

Answer: (B) central nervous system

Explanation

Sensory neurons carry signals to the CNS; motor neurons carry responses from it (e.g. reflex arc via spinal cord).

  • (A) Incorrect

    Wrong: not a nervous organ.

  • (B) Correct

    Correct: the brain and spinal cord integrate sensory input and motor output.

  • (C) Incorrect

    Wrong: not a nervous organ.

  • (D) Incorrect

    Wrong: the CNS is correct.