Homeostasis

• Homeostasis


  The maintenance of a constant internal environment in order to maintain optimum conditions for enzyme and cellular function
• Conditions maintained by homeostasis in the body

  • Blood glucose concentration
  • Body temperature
  • Water levels
• Nervous response

  One of the two types of responses used in body control systems
• Chemical response

  One of the two types of responses used in body control systems
• Components of all control systems

  • Receptors
  • Coordination centres
  • Effectors
• Function of a receptor

  Detect changes in the environment (stimuli)
• Function of a coordination centre

  Obtain and process information from receptors
• Function of an effector

  Bring about responses to stimuli