Which epithelial membranes protect by forming a lining for all passages that are open to the exterior of the body?
Serous
Cutaneous
Mucous
Synovial
The Correct Answer is C
A. Serous: Serous membranes line closed body cavities (e.g., pericardium, pleura, peritoneum) and do not open to the exterior.
B. Cutaneous: The cutaneous membrane is the skin, which covers the body but does not line internal passages.
C. Mucous: Mucous membranes line body cavities and passages that are open to the external environment, such as the respiratory, digestive, and urogenital tracts.
D. Synovial: Synovial membranes line joint cavities and produce synovial fluid for lubrication, but they do not line external body passages.
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Related Questions
Correct Answer is D
Explanation
A. It is due to too much glucose in the cells: Diabetes is characterized by high blood glucose levels due to impaired insulin action, not excessive glucose within the cells.
B. Very few people have the disease: Diabetes is a common chronic disease, affecting millions worldwide.
C. Lifestyle choices (diet and exercise) have no effect on it: Lifestyle choices significantly impact diabetes management, particularly for Type 2 DM, where diet and exercise help control blood sugar levels.
D. It is related to abnormal insulin production and/or impaired insulin utilization: Diabetes Mellitus occurs due to either inadequate insulin production (Type 1 DM) or insulin resistance (Type 2 DM), leading to hyperglycemia.
Correct Answer is B
Explanation
A. Connective tissue: Connective tissue provides support and structure (e.g., bone, tendons, fat) but does not contract.
B. Muscle tissue: Muscle tissue is specialized for contraction and movement, including skeletal, cardiac, and smooth muscle.
C. Epithelial tissue: Epithelial tissue covers surfaces and lines organs but does not cause movement.
D. Nervous tissue: Nervous tissue transmits signals but does not directly cause movement.
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