"Normal" body temperature may vary slightly as a result of
A) exercise.
B) the menstrual cycle.
C) the time of day.
D) exposure to extremes in environmental temperature.
E) all of these answers.

Question

Quizplus · Accepted Answer

All of these factors can cause a slight variation in body temperature. Exercise can raise body temperature, while the menstrual cycle and time of day can cause slight fluctuations in body temperature. Exposure to extremes in environmental temperature can also affect body temperature. Therefore, all of the given choices can cause variations in body temperature.

"Normal" Body Temperature May Vary Slightly as a Result of