<?php
$db = mdb_open("test.mdb");
print_r(mdb_tables($db, true /* include system tables */))
mdb_close($db);
?>
Array
(
[0] => MSysObjects
[1] => MSysACEs
[2] => MSysQueries
[3] => MSysRelationships
[4] => MSysModules2
[5] => MSysModules
[6] => Cities
[7] => Provinces
)