homeostasis Flashcards
1
Q
what is homeostasis?
A
the regulation of the internal conditions of a cell or organism to maintain optimum conditions
2
Q
what does homeostasis maintain optimal conditions for?
A
enzymes
3
Q
what do control systems involve?
A
nervous or chemical responses
4
Q
what do all control systems include?
A
cells (receptors)
coordination centres
effectors
5
Q
what do receptors detect?
A
stimuli
6
Q
give 3 examples of coordination centres in the body?
A
brain
spinal cord
pancreas
7
Q
what do the coordination centres do?
A
receive and process information from receptors
8
Q
give 2 examples of effectors?
A
muscles
glands
9
Q
what do effectors do?
A
bring about responses which restore optimum levels
