Shiny, slippery, fluid producing membrane that lines the lungs and forms the inner wall of the cavity.

Shiny, slippery, fluid producing membrane that lines the heart and forms the inner wall of the cavity. 

Shiny, slippery, fluid producing membrane that lines the abdominal wall, diaphragm, pancreas, kidneys, ureters, urinary bladder, ovaries and uterus, anchoring all the visceral organs to the vertebral column to hold them in position. 

Shiny, slippery, fluid producing membrane that lines the intestines, liver, stomach and spleen allowing them to slide across one another within the abdomen. 

Shiny, slippery, fluid producing membrane that lines the ribs, intercostal muscles and diaphragm, forming the outer wall of the cavity. 

Shiny, slippery, fluid producing membrane that lines the mediastinal esophagus, trachea and major blood vessels and forms the outer wall of the cavity.