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NEET UG BIOLOGY MCQ: NEURAL CONTROL AND COORDINATION
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Which of the following statements is true?
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Correct option: C
Non-myelinated nerve fibres do not posses nodes of Ranvier
Option C (Non-myelinated nerve fibres do not posses nodes of Ranvier) is correct because nodes of Ranvier are gaps in the myelin sheath, which is absent in non-myelinated fibers.
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I. It screens sensory information
II. It is important in overall activation and arousal
III. It is concerned with involuntary movements
IV. It is the seat of learning, memory, reasoning and creative ability Which of the following neuron is also called excitor neuron?