How many laminae are present in the grey matter of spinal cord?

Options

(a) 4
(b) 6
(c) 8
(d) 10

Correct Answer:

10

Explanation:

The Rexed laminae comprise a system of ten layers of grey matter (I–X), identified in the early 1950s by Bror Rexed to label portions of the grey columns of the spinal cord.