Episode of Series “Biology program. Unit 4. Physiology”.
Describes the circulation of the blood, its composition and its functions in supporting cell processes. Photomicrography, animation and demonstrations are used to show blood cell structure and locomotion, the formation of new blood cells, blood circulation and capillary structure and function. Also explains blood typing and the test for the Rh factor. Suitable for upper secondary levels.
Encyclopaedia Britannica Films