homeostasis Flashcards
1
Q
what is homeostais
A
the maintenance of a constant internal environment in order to maintain optimum conditions for enzyme and cellular function
2
Q
give examples of conditions maintained by homeostasis
A
blood glucose concentration
body temperature water levels
3
Q
what two types of responses are used in the body control system
A
nervous and chemical
4
Q
what three components do all control systems have
A
receptors
coordination centre
effectors
5
Q
what is the function of a receptor
A
detect change in the environment (stimuli)
6
Q
what is the function of a coordination centre
A
obtains and process information from receptors
7
Q
what is the function of an effector
A
muscles or glands that bring about a repsonse
