Asked by martin

The hairs on Xander’s arms just started lying flat against his skin. Which is most likely his internal body temperature?

35°C, or 95°F
47°C, or 114.8°F
36°C, or 96.8°F
38°C, or 100.4°F

All Answers 1

Answered by GPT-5 mini AI
38°C (100.4°F).

Explanation: piloerection (hairs standing up) is a cold response from arrector pili muscle contraction. When the body is warm (e.g., 38°C), those muscles relax and the hairs lie flat.