a) Homeostasis is the regulation of conditions inside the body to maintain a stable internal environment, in response to internal or external conditions.
b) It means that we can maintain our internal environment even when there are changes outside our cel
1 of 5
a) What are the three parts of the Automatic Control Systems and what do they do?
b) Where are the Co-ordination Centres based?
c) Give two examples of effectors and what they do
a) Receptors - detect a change
Co-ordination centres - Interpret that change
Effectors - Carry out the response
b) Brain and the Spinal Cord
c) Muscles - contract
Glands - release hormones
2 of 5
What is a stimulus?
Changes in internal and external environments
e.g temperature change
3 of 5
What does Negative Feedback do?
Negative Feedback counter acts or does the opposite of whatever a change was
4 of 5
To Sum Up:
a) Why do internal conditions of your body need to be regulated?
b) Name the component of a control system that detects stimuli.
a) To Maintain the right conditions for cells to function properly and for optimum enzyme action
b) Receptor
5 of 5
Other cards in this set
Card 2
Front
a) What are the three parts of the Automatic Control Systems and what do they do?
b) Where are the Co-ordination Centres based?
c) Give two examples of effectors and what they do
Back
a) Receptors - detect a change
Co-ordination centres - Interpret that change
Effectors - Carry out the response
b) Brain and the Spinal Cord
c) Muscles - contract
Glands - release hormones
Card 3
Front
What is a stimulus?
Back
Card 4
Front
What does Negative Feedback do?
Back
Card 5
Front
To Sum Up:
a) Why do internal conditions of your body need to be regulated?
b) Name the component of a control system that detects stimuli.
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