[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.
Duke basketball player Matthew Elliot Matt Jones is 21 years old (born December 5, 1994). US actor Matt L. Jones (Breaking Bad) is 34 years old (born November 1, 1981â¦). Ex-NFL receiver Matt Jones is 33 years old (born April 22, 1983). Matthew Robert Matt Jones (footballer in Portugal) is 30 years old (born May 11, 1986). Australian golfer Matt Jones is 36 years old (born April 19, 1980).