Thermoregulation Flashcards
1
Q
What is thermoregulation?
A
The regulation of body temperature cooling or heating actions of the body.
2
Q
What is a form of thermoregulation when it is too warm?
A
Sweating
3
Q
What is a form of thermoregulation when it is too cold?
A
Goosebumps
4
Q
Vasodilation
A
The dilation of blood vessels when you are too hot
5
Q
What is it called when your blood vessels get smaller when you are too cold?
A
Vasoconstriction
6
Q
How does sweating help cool you down?
A
Sweat is evaporated by the heat of the skin below
Evaporation is a type of heat transfer
Heat is radiated away from the body
7
Q
What happens to your hairs when you are too hot?
A
Lie flat
8
Q
What happens to your hairs when you are too cold?
A
Stand on end
9
Q
Why do you shiver when you are too cold?
A
Shivering releases excess energy as heat
