In the central nervous system myelinated fibres form the______ While the non-myelinated fibre cells form the_______

Options

A. Grey matter, white matter
B. White matter, grey matter
C. Ependymal cells, neurosecretory cells
D. Neurosecretory cells, ependymal cells

Answer

B

Explanation

White matter is composed primarily of myelinated axons. The whitish colour of myelin gives white matter its name. The grey matter of the neural system contains neuronal cell bodies, dendrites, unmyelinated axons. It appears greyish rather than white.