[edit] Structure Each serous membrane is composed of a secretory epithelial layer and a connective tissue layer underneath. The epithelial layer, known as mesothelium, consists of a single layer of avascular flat nucleated cells (simple squamous epithelium) which produce the lubricating serous fluid.
About MattyB. Matthew David Morris aka MattyB is a 12-year-old pop singer/rapper from Atlanta, GA. He was born on January 6, 2003. Since beginning his music career at age 7, he has quickly become an Internet superstar with more than 2 Billion video views and 5 million YouTube subscribers. His social media consists of over 8 million followers on Facebook & Twitter combined.
The young pop 19 years old and 5 career after singer Justin Drew Bieber accidentally become famous after uploading a video of him singing the YouTube channel has had a successful career at the beginning and controversial actions in your life private.riginally from Ontario Canada is a talented artist who plays the drums, piano, guitar, trumpet and what you do best is sing, is part of the new generation of persons under age 30 and age where millionaires are your best teens who crowd the concerts.