The Circulatory System - Blood

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  • Created by: Han2812
  • Created on: 08-04-13 14:57

The Circulatory System - Blood

What is blood?

Blood is a tissue. One of its jobs is to act as a huge transport system. There are four main things in blood:

Red Blood Cells:

  • These carry oxygen from the lungs to all the cells in the body
  • They have no nucleus to have maximum room to carry more oxygen
  • Have a large surface area - doughnut…


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