NEET PG DENTAL EXAM

HEAD NECK

CRANIAL CAVITY

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Lubricating membranes found lining enclosed body cavities are called ____ membranes.
A
plasma
B
mucous
C
cutaneous
D
serous
Explanation: 

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.

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