- Science

The heart

Mission Objectives

Describe the structures of the heart

Explain how valves stop backflow

Describe the route blood travels around the body

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Keywords

Words and meanings to learn

valves

structures which prevent backflow, these are found in the heart and veins.

pacemaker (sinoatrial node)

a collection of cells which regulate the heartbeat.

aorta

the largest artery in the human body, responsible for carrying oxygenated blood from the heart to the rest of the body.

double circulatory system

when blood enters and exits the heart twice in the same cycle.

semi lunar valve

the valves which stop blood flowing back into the heart after it has been ejected into the pulmonary artery and aorta.

This lesson has been written by

Samantha Batch

Samantha is an accomplished science educator with over 15 years of leadership experience and a strong background in scientific analysis. She has a proven record of leading departments effectively, improving practice, and working collaboratively with stakeholders.

In her current work, Samantha embeds evidence-informed pedagogical principles such as retrieval practice, clear modelling, and effective sequencing to support high-quality curriculum design and professional development. She draws on assessment insight and common misconceptions to help teachers secure strong student understanding.

She is a former Head of Chemistry and Sixth Form Tutor at Ilkley Grammar School, with extensive Key Stage 4 and 5 experience, and an AQA examiner, giving her valuable insight into assessment standards and exam requirements.

In her spare time, Samantha enjoys playing the accordion with her local orchestra and has recently taken up cricket. 

Required Resources

  • Wallpaper
  • Colouring pens/markers
  • Small pipe attached to a tap
  • Diagrams of the heart
  • Basic blood route diagrams

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