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NEET UG BIOLOGY MCQ: NEURAL CONTROL AND COORDINATION
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Assertion: Nerve impulse can never be transmitted from dendrite or cell body of one neuron to the axon of
the next neuron, across a synapse
Reason: This happens because of the synaptic delay at each synapse
the next neuron, across a synapse
Reason: This happens because of the synaptic delay at each synapse
View answer and explanation
Correct option: C
If the assertion is true but the reason is false
Option C is correct. The assertion that nerve impulses cannot be transmitted from dendrite/cell body to axon across a synapse is true, but the reason (synaptic delay) is not the primary reason for this unidirectional transmission.
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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?