English National Curriculum - Science
Mission Objectives
Describe the main structures of the lungs
Explain how the lungs are adapted for efficient gas exchange
Calculate the breathing rate of a person from given data
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Words and meanings to learn
alveoli
small sack like structures which make up a large percentage of the lungs. This is where oxygen is passed through the walls to the capillaries.
capillary
a very small blood vessel which allows substances to be exchanged between the blood and tissues
bronchus
the tube that goes into each lung to deliver oxygen to the lung.
bronchioles
smaller tubes at the end of each bronchus.
diaphragm
a dome shaped muscular partition separating the thorax from the abdomen in mammals. It plays an important role in breathing as its contraction increases the volume of the thorax and inflates the lungs.
Samantha is an accomplished science educator whose current work centres on curriculum design and professional development, supporting teachers to deliver high-quality science education through evidence-informed approaches. She is a former Head of Chemistry and Sixth Form Tutor with extensive Key Stage 4 and 5 experience, and has worked as an AQA examiner, giving her valuable insight into assessment standards and what students need to succeed.
Underpinning this is a strong foundation in applied science built across a range of industry roles. Samantha has held scientific roles at John Smith's Brewery, Yorkshire Water and WasteCare, where she led technical projects, drove operational efficiencies and ensured compliance with industry standards. Across these roles she has first-hand experience of how scientific knowledge translates into measurable outcomes in professional and commercial environments.
In her spare time, Samantha enjoys playing the accordion with her local orchestra and has recently taken up cricket.
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