Q. Ina myelinated neuron, two adjacent myelin sheaths are separated by gaps called
A) Nodes of Ranvier
B) Synaptic cleft
C) Schwann cells
D) Synaptic knob
Explanation
The myelin sheath appears as a tube around the axon of nerve fibre. At regular intervals, the neurilemma is constricted and the myelin sheath is interrupted forming the so, called nodes of Ranvier.
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.