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Cambridge IGCSE Biology

14.3Hormones

Hormones in Cambridge IGCSE Biology: what the syllabus expects you to know, the learning objectives and how to practise.
Subtopic22 practice questions1 lesson

Learning objectives

What the syllabus expects you to be able to do.

  1. 14.3.1Describe a hormone, and identify the adrenal glands, pancreas, testes and ovaries and state the hormones they secrete.
  2. 14.3.2Describe the effects of adrenaline in 'fight or flight' situations and compare nervous and hormonal control.
  3. 14.3.3Supplement: state that the pancreas secretes glucagon and describe how adrenaline raises blood glucose concentration and heart rate.

Lessons

  • Hormones and the endocrine system

    18 min

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Sample question

A sample question on this topic. Answer it, check it, then read the worked answer.

Hormones: sample question

1 mark

Name the hormone secreted in 'fight or flight' situations, which makes the heart beat faster.

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