Tag Archives: lungs

6.4 Gas Exchange

A powerpoint from the OLD syllabus, much is still relevant.

Fantastic animated tutorials from McGraw Hill Education – alveolar pressure changes during breathing & gas exchange during respiration (breathing).

How do the Lungs work? – a three and a half minute lesson from TED-Ed:

Paul Andersen describes The Respiratory System in an 8m 46s tutorial.

In Crash Course Biology #27 – Circulatory & Respiratory Systems, Hank takes us on a trip around the body – we follow the circulatory and respiratory systems.

B6.2 Gas Exchange

Science Bank 22 (Body Parts): you just need Part 1 – The Lungs (to 5m 20s):

How do the Lungs work? – a three and a half minute TED-Ed lesson:

Gas Exchange – a 3m video on oxygen transport from lungs to cells. The Respiratory System – a 3m 30s video on how the respiratory system works. The Virtual Body – Circulation, Respiration & Breathing (a 19m video).

Respiratory system song:

B6.2 Revision notes


IGCSE Biology: Coursebook, chapter 9, pp. 116 – 119 & 121 – 123



Infographic from the fabulous Compound Interest – just click on it to enlarge.