Homeostasis in humans - Edexcel The nervous system and hormones

Homeostasis is the regulation of internal conditions inside cells or organisms, to create the optimum conditions for cell function.

Part ofCombined ScienceAnimal coordination, control and homeostasis

The nervous system and hormones

Maintaining a constant internal environment

The conditions inside our body must be carefully controlled to allow it to function effectively. Homeostasis is the maintenance of a constant internal environment in the body. Human body temperature is 37°C. If you get too hot or cold, your body tries to return you to this temperature. The level of glucose in your blood is another example of homeostasis.

There are two main systems in your body which control homeostasis. These are the and .