IGCSEBiologyCambridge (CIE)Revision Notes9. Transport in AnimalsCirculatory Systems, Heart & Blood VesselsCirculation Around the Body

Circulation Around the Body (Cambridge (CIE) IGCSE Biology)

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Written by: Lára Marie McIvor

Reviewed by: Lucy Kirkham

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Main Blood Vessels in the Body

Blood is carried away from the heart and towards organs in arteries
These narrow to arterioles and then capillaries as they pass through the organ
The capillaries widen to venules and finally veins as they move away from the organs
Veins carry blood back toward the heart

The circulatory system

Important Blood Vessels Table

Last updated: 24 September 2024

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Author

Reviewer

Author: Lára Marie McIvor

Expertise: Biology 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.

Author: Lucy Kirkham

Expertise: Head of STEM

Lucy has been a passionate Maths teacher for over 12 years, teaching maths across the UK and abroad helping to engage, interest and develop confidence in the subject at all levels.Working as a Head of Department and then Director of Maths, Lucy has advised schools and academy trusts in both Scotland and the East Midlands, where her role was to support and coach teachers to improve Maths teaching for all.