Which of the following describes the major function of serous membranes?
A) Their parietal and visceral portions never touch.
B) Tiny amounts of transudate on their opposing surfaces reduce friction.
C) They line body cavities that communicate with the exterior.
D) Each consists of a mesothelium supported by dense connective tissue.
E) They are loosely attached to the body wall and to the organs they cover.
B) Tiny amounts of transudate on their opposing surfaces reduce friction.
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