Transport in humans

A multicellular organisms , such as a person,  needs a transport system to move substances around the cells. In the human body, a transport system consists of:

  • The heart
  • Blood vessels: arteries, veins and capillaries
  • Blood: components and functions


The heart and circulation

  • Read pages 4 and 5 from THIS LINK and play the animations.
  • How does the heart work? Watch the video!

  • INVESTIGATING HEART DISEASE: click on THIS LINK to learn about the angiogram and the ECG.

Blood vessels

  • Let´s learn more about arteries, veins and capillaries.

The structure of each of them is related to the function.



  • Take a look at the worksheet we did in class and click on THIS link!

Enjoy! 🙂


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