When a person is exposed to temperature extremes, why is it difficult to distinguish hot from cold objects?
A. At extremes, pain receptors are stimulated by both very hot and very cold objects.
B. Temperature perception requires more than one type of receptor.
C. Most temperature receptors cannot differentiate hot from cold.
D. Pain receptors are inhibited by both very hot and very cold objects.
E. Temperatures above 37 degrees centigrade actually stimulate the cold receptors.
Answer: A
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