Topic 6.4: Homeostasis is the maintenance of a stable internal environment (AQA A-level Biology)

Each of the 7 lessons that are included in this bundle are fully-resourced and have been designed to cover the content as detailed in topic 6.4 (Homeostasis is the maintenance of a stable internal environment) of the AQA A-Level Biology specification. The specification points that are covered within these lessons include:

  • The principles of homeostasis
  • The importance of maintaining temperature and blood glucose concentrations
  • Negative feedback systems
  • The action of insulin, glucagon and the role of the liver in blood glucose control
  • The role of adrenaline
  • The causes of type I and II diabetes and their control
  • The structure of the nephron and its numerous roles
  • The formation of the glomerular filtrate by ultrafiltration
  • Reabsorption of glucose and water by the proximal convoluted tubule
  • The roles of the hypothalamus, the posterior pituitary gland and ADH in osmoregulation

The lessons have been written to include a wide range of activities and numerous understanding and prior knowledge checks so students can assess their progress against the current topic as well as be challenged to make links to other topics within this topic and earlier topics

If you would like to see the quality of the lessons, download the ultrafiltration lesson which is free

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Created: Oct 16, 2019

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