3.3.13

Platelets

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Platelets

Platelets are suspended in blood plasma.

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Blood clotting

  • Platelets are responsible for triggering blood clotting at the sites of wounds.
  • Blood clotting is important for reducing blood loss from wounds, and for stopping microorganisms from entering the blood.
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No nucleus

  • Platelets are small cell fragments that do not have a nucleus.

Jump to other topics

1The Nature & Variety of Living Organisms

2Structure & Functions in Living Organisms

3Organism Functions

3.1Respiration

3.2Gas Exchange

3.3Transport

3.4Excretion

3.5Coordination & Response

4Reproduction & Inheritance

5Ecology

6Biological Resources

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