homeostasis and response Flashcards
1
Q
what is homeostasis
A
the regulation of conditions inside the body to maintain a stable internal environment, in response to both internal and external conditions
2
Q
what are the 3 components of automatic control systems
A
- receptors
- coordination centres
- effectors
3
Q
what are the differences between the nervous and endocrine system
A
- nervous system is faster than the endocrine system
- nervous system sends electrical impulses
- endocrine system sends hormones in the bloodstream
- nervous system has quicker response
- endocrine system creates a slower but longer-lasting general change
4
Q
what is negative feedback
A
any change in a system causes an action that reverses the change
