Which of these characteristics of membranes is correct?
A) Mucous membranes line internal body cavities.
B) Serous membranes produce fluid that is secreted into the blood.
C) Most multi-cellular membranes consist of two layers of tissue (epithelial and connective).
D) Serous membranes are found lining the digestive and excretory systems.
E) Serous membranes are found lining the retroperitoneal organs.
Ans: C) Most multi-cellular membranes consist of two layers of tissue (epithelial and connective).
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During contraction of skeletal muscle fibers, the
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