Homeostasis/Thermoregulation

A2 OCR Biology - Homeostasis/Thermoregulation

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  • Created by: Alice
  • Created on: 18-09-11 12:25
What happens to metabolic reactions when the core body temperature drops?
They slow down.
1 of 5
What happens when there is too much glucose in a cell?
Water leaves the cell by osmosis.
2 of 5
What is negative feedback?
An action to cancel out the rise of the stimulus.
3 of 5
What do the chemoreceptors in arteries detect?
pH (CO2 levels)
4 of 5
How does vasodilation help the body cool down?
Blood vessels become enlarged, more blood is transported closer to the skins surface.
5 of 5

Other cards in this set

Card 2

Front

What happens when there is too much glucose in a cell?

Back

Water leaves the cell by osmosis.

Card 3

Front

What is negative feedback?

Back

Preview of the front of card 3

Card 4

Front

What do the chemoreceptors in arteries detect?

Back

Preview of the front of card 4

Card 5

Front

How does vasodilation help the body cool down?

Back

Preview of the front of card 5

Comments

Risha

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Thank you :)

Sophie

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Hi I believe there is a mistake on your 2nd card, water will enter the cell if there is too much glucose in there due to the low water potential in the cell x

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