Year 9 · Science · beta

Disease and drugs

This unit explores the human gas exchange system, focusing on the impact of exercise, asthma, smoking, recreational drugs, and the differences between infectious and non-infectious diseases. It emphasises understanding scientific methods, evidence, risk evaluation, and peer review importance.

This is an attributed Oak National Academy lesson sequence, not a completed or academically approved DASKEREL course. Supporting transcripts may depend on video, images, practical equipment or teacher explanation. Follow each lesson’s supervision guidance. For religious education and RSHE, follow the school’s syllabus, policy and safeguarding procedures.

Prior knowledge

  • [Y6] The main parts of the human circulatory system, and describe the functions of the heart, blood vessels and blood.
  • [Y6] The impacts of lifestyle, including drugs, on the way the human body functions.
  • Cellular respiration requires oxygen which is obtained by gas exchange in the lungs.
  • The structure of the lungs, including bronchi, bronchioles and alveoli.
  • The function of the heart.

Source curriculum references

  • Understand that scientific methods and theories develop as earlier explanations are modified to take account of new evidence and ideas, together with the importance of publishing results and peer review
  • Evaluate risks
  • The impact of exercise, asthma and smoking on the human gas exchange system
  • The effects of recreational drugs (including substance misuse) on behaviour, health and life processes

Oak source metadata. DASKEREL has not independently verified school-level coverage.

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