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NEET UG BIOLOGY MCQ: NEURAL CONTROL AND COORDINATION
1
Medium
1 of 1
Understanding
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A neuron is said to be in resting state when,
I. it is not conducting any impulse
II. plasma membrane is electrically positive outside and negative inside
III. the nerve fibre is stimulated mechanically or electrically
IV. plasma membrane is negative outside and positive inside
The correct option is
I. it is not conducting any impulse
II. plasma membrane is electrically positive outside and negative inside
III. the nerve fibre is stimulated mechanically or electrically
IV. plasma membrane is negative outside and positive inside
The correct option is
View answer and explanation
Correct option: D
I and II
Option D (I and II) is correct because a neuron in the resting state is not conducting an impulse and has a plasma membrane that is electrically positive outside and negative inside.
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II. It is important in overall activation and arousal
III. It is concerned with involuntary movements
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