Control of Body Temperature (AQA GCSE Biology): Quizzes
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12 questions from this quiz
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Practise the questions
12 questions from this quiz
Where is the thermoregulatory centre located?
Where is the thermoregulatory centre located?
In the brain
What is the normal human body temperature?
What is the normal human body temperature?
37.5°C
What does the thermoregulatory centre monitor in the blood?
What does the thermoregulatory centre monitor in the blood?
Temperature
Where are additional temperature receptors found that send impulses to the brain?
Where are additional temperature receptors found that send impulses to the brain?
In the skin
What is produced from sweat glands when body temperature is too high?
What is produced from sweat glands when body temperature is too high?
Sweat
What is vasodilation?
What is vasodilation?
More blood flows closer to skin surface
How does sweat cool the body down?
How does sweat cool the body down?
It evaporates from the skin surface
What happens to sweating when body temperature decreases too much?
What happens to sweating when body temperature decreases too much?
It stops
What is shivering?
What is shivering?
Skeletal muscles contracting rapidly
What happens to hairs when body temperature is too low?
What happens to hairs when body temperature is too low?
They stand on end
What is vasoconstriction?
What is vasoconstriction?
Blood flows less close to skin surface
How does shivering warm the body?
How does shivering warm the body?
By generating heat from respiration