Environmental Air Temperature Can Fluctuate Many Degrees During the Course

question 2

Multiple Choice

Environmental air temperature can fluctuate many degrees during the course of a day. A human's body temperature

• A) can also fluctuate many degrees.
• B) is lowered by shivering.
• C) must be maintained within a range of a few degrees.
• D) is not maintained internally but fluctuates with the air temperature.
• E) is raised by sweating and dilation of blood vessels in the skin.

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Definitions:

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