T5 homeostasis Flashcards
1
Q
what is homeostasis
A
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 in the body
A
blood glucose concentration
body temperature
water levels
3
Q
What two types of responses are used in body’s control systems
A
nervous and chemical
4
Q
what 3 components do all control systems have
A
receptors
coordination centres
effectors
5
Q
function of a receptor
A
detect changes in the environment (stimuli)
6
Q
function of a coordination centre
A
obtain and process information from receptors
7
Q
function of an effector
A
bring about responses to stimuli
