NEET PG DENTAL EXAM

BRAIN

SPINAL CORD

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
What is the only part of a neuron found in white matter?
A
myelinated axon
B
dendrite
C
cell body
D
unmyelinated axon
Explanation: 

Detailed explanation-1: -White matter is found in the deeper tissues of the brain (subcortical). It contains nerve fibers (axons), which are extensions of nerve cells (neurons). Many of these nerve fibers are surrounded by a type of sheath or covering called myelin. Myelin gives the white matter its color.

Detailed explanation-2: -A second major component of the CNS is white matter. It is composed mainly of bundles of myelinated axons, with very few neuronal bodies.

Detailed explanation-3: -White matter is the whitish nerve tissue of the central nervous system that is mainly composed of myelinated nerve fibers (or axons). The central nervous system is the brain and spinal cord. And gray matter is grayish nerve tissue of the central nervous system mainly composed of nerve cell bodies and dendrites.

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