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Principles of Homeostasis — AQA Combined Science Trilogy 8464 | GradeGen
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Combined Science
AQA GCSE Combined Science Trilogy
Homeostasis and Response
Homeostasis
Principles of Homeostasis
AQA GCSE Combined Science Trilogy · 8464
Principles of Homeostasis
What you need to know
Define homeostasis as the regulation of an organism's internal conditions to maintain optimum function in response to environmental changes.
Explain the critical role of homeostasis in maintaining optimal conditions for enzyme action and overall cellular function.
Identify key internal conditions controlled in the human body, including blood glucose concentration, body temperature, and water levels.
Describe the components of automatic control systems, including both nervous and chemical responses.
Explain the function of receptors in detecting environmental stimuli.
Describe the role of coordination centres, such as the brain, spinal cord, and pancreas, in processing receptor information.
Understand the function of effectors (muscles or glands) in executing responses that restore optimal internal conditions.
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Principles of Homeostasis
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Previous section: Bioenergetics
Metabolism
Next topic: Human Nervous System
Nervous System Structure and Function