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					THE TRANSPORT SYSTEM IN HUMAN BEING
BY ROZAKI BIN PAIJAN MRSM MUAR

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 1.

2.
3. 4.

Internal transport system is called the circulatory system 4 basic characteristics Circulating fluid => blood Pumping device => heart Blood vessels => arteries, veins and capillaries Valves => bicuspid, tricuspid, semilunar, etc

Double Circulatory System
1. 2.

Blood must flow through the heart twice in complete circuit of body. Double circulatory system consists of:  Pulmonary circulation – transport of blood between heart and lung  Systemic circulation – transport of blood between heart and all part of body Advantage : increase pressure blood and rate of flow

3.

Structure of human heart

Function of the human heart
Right Side  Pumps Left Side  Pumps

deoxygenated blood from body cell to lungs

oxygenated blood from lung to the rest of the body

Difference of artery, vein and capillary

The path of blood flow

Exchange of materials in capillaries

The role of the blood circulatory system in the transport of substances


				
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posted:11/3/2009
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