Regulation of Body Temperature (VCE SSCE Biology): Quizzes
📚Quizzes
Practise the questions
10 questions from this quiz
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Practise the questions
10 questions from this quiz
What is the approximate core body temperature that thermoregulation maintains in humans?
What is the approximate core body temperature that thermoregulation maintains in humans?
37°C
Which heat transfer method involves water changing from liquid to gas form?
Which heat transfer method involves water changing from liquid to gas form?
Evaporation
What is the transfer of heat through direct physical contact called?
What is the transfer of heat through direct physical contact called?
Conduction
Which animals produce the majority of their own heat via metabolic processes?
Which animals produce the majority of their own heat via metabolic processes?
Endotherms
Which part of the brain acts as the modulator in thermoregulation?
Which part of the brain acts as the modulator in thermoregulation?
Hypothalamus
What is the widening of blood vessels near the skin surface when hot called?
What is the widening of blood vessels near the skin surface when hot called?
Vasodilation
How does sweating cool the body down?
How does sweating cool the body down?
Water absorbs heat then evaporates
What is the rapid contraction of skeletal muscles in response to cold called?
What is the rapid contraction of skeletal muscles in response to cold called?
Shivering
What happens to blood vessels near the skin when body temperature decreases?
What happens to blood vessels near the skin when body temperature decreases?
They constrict (narrow)
What visible effect occurs when arrector pili muscles contract in response to cold?
What visible effect occurs when arrector pili muscles contract in response to cold?
Goosebumps