Communication and Homoeostasis Booklet

Define Homeostasis

What are some examples of factors inside the body that need to be kept at a fairly constant rate?

Explain Negative Feedback

What is Positive Feedback?

What is thermoregulation?

What is an ectotherm?

What is an endotherm?

What relationship do endotherms and ectotherms have with their metabolism?

What relationship do Endotherms and Ectotherms have with activity level?

What behavioural ways do ectotherms use to control their body temperature?

What physiological ways do ectotherms use to maintain their temperature?

Where are thermoreceptors found?

What is the normal core temperature of the body?

What are an endotherms reactions when it gets too cold?

What are an endotherms reactions when it gets too warm?

Which hormones help in thermoregulation?

Which physiological mechanisms do endotherms use to maintain body temperature?

Can our internal temperature exceed 37/38 degrees?

Differences between the nervous system and the endocrine system?

What are exocrine glands?

What is an endocrine gland?

Define a hormone?

List some of the well known bodily glands?

Why are Sterol hormones quicker than protein enzymes?

Explain how a steroid hormone works

An example of a steroid hormone?

How do protein hormones work?

So, specifically, what does adenyl cyclase do?

What are the adrenal glands?

Which hormones do each part of the adrenal gland produce?

How is the adrenal gland activated?

What, specifically, does the adrenal cortex release?

Which hormones, specifically, does the adrenal medulla release?

How do adrenaline and noradrenaline prepare us for the fight or flight response?