Introduction to Hormones – 7.1

Animal Coordination and Control – Edexcel GCSE (1BI0): Higher Tier

In this course, Dr Matt Ivory (Cardiff University) covers animal coordination and control, including topics 7.1-7.8 in the Pearson Edexcel GCSE Biology (9-1) Higher Specification. We start (i) with an overview of the endocrine system, discussing various hormones and where they are produced (Topic 7.1); we move take two examples of hormonal control including the adrenal gland, as well as the thyroid (Topics 7.2, 7.3); we then (iii) look at the menstrual cycle, and the complex relationship between oestrogen, progesterone, FSH and LH (Topics 7.4, 7.5); and for the final (iv) mini-lecture for look at contraception and fertility and the many ways we may increase or decrease the likely hood of pregnancy (Topics 7.6, 7.7, 7.8).

Introduction to Hormones – 7.1

In this first mini-lecture, we introduce the endocrine system and some notable hormones that are involved in it. We define hormones and discuss how hormonal control of the body significantly differs from nervous control and introduce various glands that we will discuss in further mini-lectures including the pituitary, thyroid and adrenal glands, as well as the pancreas, ovaries and testes.