Compare the control of body temperature in ectotherms and endotherms

Compare the internal temperature of ectotherms and endotherms

Compare the metabolic rate of ectotherms and endotherms

Compare the generation of heat in ectotherms and endotherms

Compare the activity level of ectotherms and endotherms

Give two examples of ectotherms

Give two examples of endotherms

Compare the secretion of sweat when the body is too hot and when it is too cold

Compare the action of erector pili muscles when the body is too hot and when it is too cold

Compare the action of blood vessels when the body is too hot and when it is too cold

How do muscles react to the body temperature being too cold?

How do hormones help to increase body temperature when it is too cold?

Complete the sentences:
Body temperature in mammals is maintained at a constant level by a part of the brain called the _______________. The ________________ receives information about both internal and external temperature from ________________.

What do thermoreceptors in the hypothalamus detect?

What do thermoreceptors in the skin detect?

Complete the sentence:
Thermoreceptors send _________ along sensory neurones to the _______________ , which send impulses along ________ neurones to __________.

Outline the negative feedback loop for when the body temperature is too high

Outline the negative feedback loop for when the body temperature is too low