English National Curriculum - Science Science

5. Describe the structure and function of the respiratory system

Mission Objectives

Explain how the lungs function

Identify and describe the key structures of the respiratory system, including the lungs, trachea, bronchi, bronchioles, alveoli and diaphragm

Explain the role of the respiratory system in breathing and gas exchange

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Lesson Plan

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Keywords

Words and meanings to learn

alveoli

the tiny air sacs in the lungs where gas exchange takes place

respiratory system

the organs responsible for gas exchange

trachea

the tube in air-breathing vertebrates that conducts air from the throat to the bronchi

diaphragm

a dome shaped muscle that separates the thorax from the abdomen

bronchus

a major air tube in the lungs which splits from the trachea

This lesson has been written by

Rebecca Willerton

Rebecca studied Psychology at the University of York before working in a variety of roles - in both the UK and internationally - where she assisted individuals with neurodegenerative and developmental conditions. She then completed her science teacher training with the National STEM centre, Royal Society of Chemistry and the Association for Science Education. Rebecca teaches biology and chemistry at Key Stage 4 and general science at Key Stage 3, and has also ran neuroscience and eco clubs at her school. 

Required Resources

Resources: The handout, balloons x3, straws or y-shaped pipe, plastic bottle (removed bottom), modelling clay and elastic bands. 

Core Handout: A series of activities on the respiratory system. 

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