*Nerve fibres reside in a connective tissue matrix called the '''endoneurium''' and are gathered together into bundles or fascicles defined by a second connective tissue layer called the '''perineurium'''. | *Nerve fibres reside in a connective tissue matrix called the '''endoneurium''' and are gathered together into bundles or fascicles defined by a second connective tissue layer called the '''perineurium'''. |