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Multiple Choice
Which type of membrane lines body cavities that open to the exterior?
A
Synovial membrane
B
Cutaneous membrane
C
Mucous membrane
D
Serous membrane
Verified step by step guidance
1
Understand the function of each type of membrane: Synovial membranes line joint cavities and produce synovial fluid for lubrication; Cutaneous membranes refer to the skin, covering the body surface; Serous membranes line closed cavities and produce serous fluid; Mucous membranes line cavities that open to the exterior and produce mucus.
Identify the key characteristic of the problem: The membrane in question lines body cavities that open to the exterior.
Recall the definition of a mucous membrane: Mucous membranes are epithelial tissues that line cavities and canals that open to the outside of the body, such as the digestive, respiratory, urinary, and reproductive tracts.
Consider the function of mucous membranes: They secrete mucus, which helps protect and lubricate the surfaces they cover.
Conclude that the mucous membrane is the type of membrane that lines body cavities opening to the exterior, based on its definition and function.