Thermoregulation (AQA GCSE Biology): Quizzes
📚Quizzes
Practise the questions
12 questions from this quiz
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Practise the questions
12 questions from this quiz
What temperature does the human body maintain through thermoregulation?
What temperature does the human body maintain through thermoregulation?
37°C
Why does the body maintain a temperature of 37°C?
Why does the body maintain a temperature of 37°C?
For optimal enzyme function
What are the two main layers of the skin?
What are the two main layers of the skin?
Epidermis and dermis
What is vasodilation?
What is vasodilation?
Blood vessels get wider
When does vasodilation occur?
When does vasodilation occur?
When body temp. rises above 37°C
What is vasoconstriction?
What is vasoconstriction?
Blood vessels get narrower
How does sweating cool the body down?
How does sweating cool the body down?
Evaporation removes heat energy
What happens during shivering?
What happens during shivering?
Skeletal muscles contract & relax
Where is the thermoregulatory centre located?
Where is the thermoregulatory centre located?
In the brain
Where are temperature receptors found?
Where are temperature receptors found?
In the skin
What causes 'goosebumps' when you are cold?
What causes 'goosebumps' when you are cold?
Hair muscles contract
What happens when body temperature drops below 37°C?
What happens when body temperature drops below 37°C?
Vasoconstriction and shivering occur