homeostasis

• homeostasis -n the regulation of the conditions inside your body to maintain a stable environment, in response to changes in both internal and external conditions
• the conditions inside your body need to be kept steady
• your cells need the right conditions inside your body in order to function properly including the right conditions for enzyme activity
• you have loads of automatic control systems in your body the regulate your internal environment - these include both nervous and hormonal communication systems
• there are controls systems that maintain your body temperature, your blood glucose level and your water content
• all your automatic control systems are made up of three main components, which work together to maintain a steady condition - cells called receptors, coordination centres and effectors
• the coordination centre includes the brain, spinal cord and pancreas