NEET PG DENTAL EXAM

Detailed explanation-1: -Serous membranes are covered by a thin layer of serous fluid that is secreted by the epithelium. Serous fluid lubricates the membrane and reduces friction and abrasion when organs in the thoracic or abdominopelvic cavity move against each other or the cavity wall.

Detailed explanation-2: -Serous membranes secrete a slight amount of lubricating fluid. This allows the layers of the pleura, pericardium and peritoneum to move in relation to each other, and hence provides a certain amount of mobility to the ensheathed organs (resp. lung, heart, intestine). The secreted fluid is called serous fluid.

Detailed explanation-3: -The outer lining of organs and body cavities of the abdomen and chest, including the stomach. Also called serosa.

Detailed explanation-4: -The serous membrane locations and respective names are: Lining the abdominal cavity and abdominal organs (peritoneum) Around the heart (pericardium) Covering the lungs and thoracic cavity (pleura)