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Edexcel GCSE Combined Science Topic 7 Coordination, Control and Homeostasis – Learn Guide

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1.3 Practice: Neurones and synapses

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2.1 What is a reflex?

2.2 A reflex arc in action

2.3 Practice: Reflex arcs

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3.1 The endocrine system

3.2 Adrenalin – fight or flight

3.3 Practice: Hormones and adrenalin

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4.1 Homeostasis

4.2 Thyroxine and negative feedback

4.3 Practice: Homeostasis and thyroxine

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5.1 Stages of the cycle

5.2 Four hormones working together

5.3 Practice: The menstrual cycle

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6.1 Hormonal contraception

6.2 Barrier methods and comparing methods

6.3 Practice: Contraception

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7.1 Infertility and clomifene therapy

7.3 Practice: Assisted reproductive technology

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8.2 Glucagon and negative feedback

8.3 Practice: Blood glucose control

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9.1 Type 1 and type 2 diabetes

9.2 Body mass and type 2 diabetes

9.3 Practice: Diabetes, BMI and waist:hip ratio

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10.1 Mixed retrieval

10.2 Exam practice