Question detail
What role does the skin play in water balance?
Try the question, check the answer, then read the explanation to understand the curriculum point.
At a glance
MCQ
Type
practice
Style
Topic
Hormonal coordination in humans
Question
- A. It absorbs water from the environment.
- B. It prevents all water loss.
- C. It allows for water loss through sweat.
- D. It filters water from the blood.
Answer
The correct option is It allows for water loss through sweat.. This answer is correct because it matches the approved learning objective to explain why water loss through the lungs and skin cannot be precisely controlled in the subtopic Maintaining water and nitrogen balance in the body (biology only).
Explanation
The correct option is It allows for water loss through sweat.. It allows for water loss through sweat. is correct because it directly supports the approved learning objective to explain why water loss through the lungs and skin cannot be precisely controlled. This belongs to the subtopic Maintaining water and nitrogen balance in the body (biology only) within Hormonal coordination in humans, so the explanation must stay tied to that curriculum context. The other options are incorrect because they either do not answer this learning objective, use a vague statement, or move away from Maintaining water and nitrogen balance in the body (biology only).
Common mistake
Misunderstanding Water Loss Control
Students often think that water loss through the lungs and skin can be precisely controlled like other bodily functions.
Emphasize that water loss through the lungs and skin is influenced by environmental factors and body temperature, making it variable and not precisely controlled.
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