Q. 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
A) III and IV
B) I and IV
C) II and III
D) I and II
Explanation
A resting nerve fibre is not conducting an impulse shows positive charge outside with respect to the inside of the plasma membrane. This difference in electrical charges across the plasma membrane is called the resting potential
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.