Which epithelial membranes line the body cavities and cover organs that lie in them, that are not open to the exterior of the body?
Mucous
Serous
Cutaneous
Synovial
The Correct Answer is B
A. Mucous: Mucous membranes line cavities that open to the exterior, such as the respiratory, digestive, and urinary tracts.
B. Serous: Serous membranes line body cavities (such as the peritoneum, pleura, and pericardium) that do not open to the outside and produce serous fluid to reduce friction between organs.
C. Cutaneous: The cutaneous membrane is the skin, which covers the external body surface.
D. Synovial: Synovial membranes line joint cavities and secrete synovial fluid to lubricate the joints.
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Related Questions
Correct Answer is B
Explanation
A. Mucous: Mucous membranes line cavities that open to the exterior, such as the respiratory, digestive, and urinary tracts.
B. Serous: Serous membranes line body cavities (such as the peritoneum, pleura, and pericardium) that do not open to the outside and produce serous fluid to reduce friction between organs.
C. Cutaneous: The cutaneous membrane is the skin, which covers the external body surface.
D. Synovial: Synovial membranes line joint cavities and secrete synovial fluid to lubricate the joints.
Correct Answer is ["A","C"]
Explanation
A. Glycogen: The liver breaks down stored glycogen into glucose (glycogenolysis) to maintain blood sugar levels.
B. Metabolism: Metabolism refers to all chemical processes in the body but is not a specific substance that increases blood sugar.
C. Glucagon: Glucagon is a hormone released by the pancreas to stimulate glycogen breakdown and gluconeogenesis, increasing blood sugar levels.
D. Insulin: Insulin lowers blood sugar by promoting glucose uptake into cells, so it would not be used to increase blood sugar.
E. Glycolysis: Glycolysis is the breakdown of glucose for energy; it does not raise blood sugar levels.
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