Biology · Control and Coordination
Which of the following statements are true regarding the nervous system response? (i) A sudden automatic involuntary action in response to a stimulus in the environment is called a reflex action. (ii) Sensory neurons carry signals away from the spinal cord to the effector muscles. (iii) Motor neurons carry signals directly from sensory receptors to the spinal cord. (iv) The pathway through which nerve impulses travel from a receptor to an effector (muscle or gland) during a reflex action is called a reflex arc. Choose the correct option:
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1(i), (ii) and (iii)
- 2(i) and (iv)✓
- 3(i) and (iii)
- 4(i) and (ii)
Correct answer
(i) and (iv)
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