Question

what regulates body temperature?
regardless of the weather, the human body stays within a small range of temperatures. the body can regulate its temperature within a precise range to keep the body alive and working properly. body temperature regulation is controlled by the hypothalamus in the brain. the hypothalamus is an organ that receives information from temperature sensors throughout the body and operates the control mechanisms to adjust internal temperatures based on the feedback it receives. this feedback process produces body temperature homeostasis, a stable condition for the body. body temperature in homeostasis for humans must be within the range of 36.1 - 37.8 degrees celsius (98 - 100 degrees fahrenheit)
step 2: independent activity → answer these analysis questions based on the text below.

1. what might happen to a marathon runners body temperature if she overheats during a race?

Explanation:

The hypothalamus regulates body temperature. When a marathon runner overheats, the hypothalamus would receive information from temperature sensors. It would then operate control mechanisms. These mechanisms could include sweating (to cool the body through evaporation) and increasing blood flow to the skin (to dissipate heat). This feedback process aims to bring the body temperature back within the normal range (36.1 - 37.8 degrees Celsius or 98 - 100 degrees Fahrenheit) to maintain body temperature homeostasis.

Answer:

The marathon runner's hypothalamus would detect the overheating via temperature sensors. It would then activate mechanisms like sweating and increased skin - blood flow to lower the body temperature back to the normal range (36.1 - 37.8°C or 98 - 100°F) to maintain homeostasis.