5. Blood sugar
In: Out:
Drink and Exercise
Food Insulin – a hormone
6. Temperature – needs to be 37°C
Exercise
Sweating
Warm
Blood circulation
weather
Hairs on body
Enzymes work best at 37°C
If too high enzymes can’t work.
Too low the enzymes can’t work
7. Keeping a constant temperature
To keep warm: To keep cool:
- Shivering – uses -Sweating
energy
-Vaso-dilation
- Releasing energy
from food
- Vasoconstriction
- Exercising
Controlled by the hypothalamus