Question

what ia perioestium. where it is.present

Answer 1

it is a dense layer of vascular connective tissue enveloping the bones except at the surface of the joints
it covers the external suface of the bones

Answer 2

The periosteum is a membrane that covers the outer surface of all bones,[1] except at the joints of long bones.[nb 1] Endosteum lines the inner surface of the medullary cavity of all long bones.[2]periosteum is present only as a very thin tissue enveloping ..