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NEET UG BIOLOGY MCQ: NEURAL CONTROL AND COORDINATION
1
Easy
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Understanding
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Assertion: Impulse transmission across an electrical synapse is always faster than that across a chemical
synapse.
Reason: At electrical synapses, the membranes of pre- and post-synaptic neurons are in very close
proximity
synapse.
Reason: At electrical synapses, the membranes of pre- and post-synaptic neurons are in very close
proximity
View answer and explanation
Correct option: A
If both the assertion and the reason are true and the reason is a correct explanation of the assertion
Option A (If both the assertion and the reason are true and the reason is a correct explanation of the assertion) is correct because electrical synapses are faster due to direct ion flow through gap junctions, placing pre- and post-synaptic membranes in close proximity.
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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?