IGCSEScienceCambridge (CIE)Co-ordinated Sciences (Double Award)BiologyRevision Notes9. Transport in AnimalsCirculatory Systems, Heart & Blood VesselsCirculatory System

Circulatory System (Cambridge (CIE) IGCSE Co-ordinated Sciences (Double Award): Biology): Revision Note

Exam code: 0654 & 0973

Lára Marie McIvor

Written by: Lára Marie McIvor

Updated on

Circulatory System

  • The circulatory system is a system of blood vessels with a pump and valves to ensure one-way flow of blood

    circulatory-system-new

An example of a circulatory system

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Lára Marie McIvor

Author: Lára Marie McIvor

Expertise: Biology, Psychology & Sociology Subject Lead

Lára graduated from Oxford University in Biological Sciences and has now been a science tutor working in the UK for several years. Lára has a particular interest in the area of infectious disease and epidemiology, and enjoys creating original educational materials that develop confidence and facilitate learning.