The Blood
- Created by: NWILKA1
- Created on: 25-05-14 19:33
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- The Blood
- Red blood cells
- Transport oxygen to all cells in the body.
- Biconvex disc shape increases surface area to allow more oxygen to be aborbed.
- No nucleus allows for more space for oxygen to be stored.
- White blood cells
- Form part of the body's defence system against pathogens.
- Produce antibodies, antitoxins and engulf pathogens.
- Platelets
- Small fragments of cells
- Don't have a nucleus
- Help to reduce blood loss by producing a clot at the site of a wound.
- Plasma
- Soluble products of digestion from the small intestine.
- CO2 transorted from respiring cells to alveoli
- Urea transported from liver to the kidneys where it is removed in urine.
- Red blood cells
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