serous membrane serous membrane Serous membrane - Wikipedia serous membrane English Serosa English English serous membrane serous membrane serous membrane Serous membrane serosa http://en.wikipedia.org/wiki/Serous_membrane English English English serous membrane serous membrane wikipedia.org English English English serous membrane Serous membrane Outer & Inner serous membrane English English Serous membrane Serosa English English serous membrane English English encapsulated in various membranes English English English Serosa