Control of Body Temperature (OCR GCSE Biology A (Gateway Science Suite)): Quizzes
📚Quizzes
Practise the questions
10 questions from this quiz
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Practise the questions
10 questions from this quiz
Where is the thermoregulatory centre located?
Where is the thermoregulatory centre located?
In the brain
What is normal human body temperature?
What is normal human body temperature?
37.5 degrees celsius
What do receptors in the thermoregulatory centre monitor?
What do receptors in the thermoregulatory centre monitor?
Temperature of the blood
Where are receptors located that send impulses to the thermoregulatory centre?
Where are receptors located that send impulses to the thermoregulatory centre?
In the skin
What happens to blood vessels when body temperature becomes too high?
What happens to blood vessels when body temperature becomes too high?
Vasodilation occurs
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 happens to sweating when body temperature decreases too much?
What happens to sweating when body temperature decreases too much?
Sweating stops
What do skeletal muscles do when body temperature is too low?
What do skeletal muscles do when body temperature is too low?
Contract rapidly (shivering)
What does vasoconstriction mean?
What does vasoconstriction mean?
Blood flows less close to the surface
Why do hairs stand on end when body temperature is too low?
Why do hairs stand on end when body temperature is too low?
To trap warm air as insulation