Most nerve cell fibers outside the brain and spinal cord are wrapped by a thin layer of cells that aid in the repair of neurons.This thin layer of cells is called
A) myelin.
B) neurilemma.
C) acetylcholine.
D) endorphins.

Question

Quizplus · Accepted Answer

The thin layer of cells that aid in the repair of neurons is called the neurilemma. Myelin is a thicker layer that surrounds some nerve cell fibers, while acetylcholine and endorphins are neurotransmitters, chemicals that transmit signals between neurons.

Most Nerve Cell Fibers Outside the Brain and Spinal Cord