Homeostasis Flashcards
1
Q
Homeostasis
A
Maintaining a stable internal environment
2
Q
What regulates your internal environment?
A
Automatic control systems
Nervous and hormonal
3
Q
What are the automatic control systems made up of?
A
Receptors
Coordination centres
Effectors
4
Q
What does negative feedback do?
A
Counteracts change
5
Q
What happens when receptor detects a stimulus - level is too high?
A
Coordination centre receives and processes info and organises a response
Effector produces response which counteracts change and restores optimum level
Level decreases
