1. Circulatory System

2.  What do you know about the human circulatory system?

3.  Circulatory Systems of mammals  Components of blood  Vessels that transport blood  Heart

4.  Chapter 6: pp. 131-139  Nature of Biology Book One  Need to maintain a Glossary of terms  Found in the Glossary link -

5.  Look at systems used in mammals for transporting:  Oxygen  Carbon Dioxide  Water  Nutrients  Other materials

7.  http://www.youtube.com/watch?v=PgI80Ue- AMo&feature=related http://www.youtube.com/watch?v=PgI80Ue- AMo&feature=related  Basic overview of the circulatory system

8.  Transports materials to and from cells in mammals  Consists of:  Blood vessels – vessels blood is transported through  Heart – muscular pump keeps blood moving

9.  Blood is substance transported throughout circulatory system and takes material to and from the cells  Made up of:  Fluid part – Plasma  Cells suspended in fluid

10.  Plasma – makes up 55% of blood  90% water  10% various compounds and molecules dissolved in water part  Fill out table on Components of Plasma in Notes Link

11.  Three different kinds of cells in blood  Red Blood Cells – Erythrocyotes  White Blood Cells – Leuocytes  Platelets  Fill out the table on blood cells in the Notes Link

12.  Red Blood cells – contain haemoglobin  White Blood cells – general function to combat infection  Platelets – specialised fragments of larger cells, play important role in clotting.  Don’t forget Glossary terms

13.  http://www.youtube.com/watch?v=R- sKZWqsUpw http://www.youtube.com/watch?v=R- sKZWqsUpw  On Blood

14.  Transport in three different kinds of blood vessels  Arteries  Capillaries  Veins  Read pp.134 – 136 and fill out Glossary terms

15.  On the Heart  http://www.youtube.com/watch?v=D3ZDJgFD dk0 http://www.youtube.com/watch?v=D3ZDJgFD dk0