Circulatory system - blood 0.0 / 5 ? BiologyCells, tissues and organsGCSEEdexcel Created by: LaurenkjCreated on: 06-04-18 13:36 What is the job of red blood cells To carry Oxygen from the lungs to all the cells in the body 1 of 12 Feature I to help it do its job No nucleus so there is more space for haemaglobn and so more oxygen 2 of 12 Feature 2 to help it do its job Disk shaped on each side which creates a large surface area for gas exchange 3 of 12 Feature 3 To help do its job Large surface area compare to volume so oxygen is close to the surface 4 of 12 Feature 4 to help it do its job Has lots of haemoglobin 5 of 12 What is the largest type of blood cell White blood cells 6 of 12 What do they do and how They protect the body from disease by fighting invading microbes that can cause infection 7 of 12 What are microbes Bacteria virus protoctists fungi 8 of 12 What is a lymphocyte They produce antibodies against microorganisms 9 of 12 What do platelets do Blood clot 10 of 12 What are platelets Small fragments of cells they have no nucleus and are much smaller than red and white blood cells 11 of 12 What is plasma The liquid that carries everything in blood 12 of 12
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