Controlling Body Temperature

?
Temperature receptors in the skin are used to detect what?
The external temperature
1 of 11
Receptors in the hypothalamus detect what?
The temperature of the blood
2 of 11
Where is the hypothalamus?
In the brain
3 of 11
What does the nervous system help control?
The body temperature
4 of 11
What is vasodilation?
Blood vessels close to the skins surface get bigger in diameter
5 of 11
What happens due to vasodilation?
Means that more blood gets to the surface of the skin.
6 of 11
Why is vasodilation used?
If your body gets too hot
7 of 11
What happens when your body gets too cold?
Vasoconstriction
8 of 11
What is vasoconstriction?
Blood vessels close to the skins surface get smaller in diameter
9 of 11
What happens due to vasoconstriction?
Less blood gets to the surface of your skin
10 of 11
When your cold you shiver. What does shivering do?
Increases the rate of respiration and warms the tissue surrounding muscles
11 of 11

Other cards in this set

Card 2

Front

Receptors in the hypothalamus detect what?

Back

The temperature of the blood

Card 3

Front

Where is the hypothalamus?

Back

Preview of the front of card 3

Card 4

Front

What does the nervous system help control?

Back

Preview of the front of card 4

Card 5

Front

What is vasodilation?

Back

Preview of the front of card 5
View more cards

Comments

No comments have yet been made

Similar Biology resources:

See all Biology resources »See all Cells, tissues and organs resources »