Platelets In Blood MCQ - Practice Questions with Answers
Edited By admin | Updated on Sep 18, 2023 18:34 AM | #NEET
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Thrombocytes (blood platelets)
- Platelets are enucleated disk-like cell fragments found in the blood.
- Size of platelets is 2-3 micrometres
- The number of blood platelets in the blood is usually 200,000 to 400,000 per microlitre of blood.
- This number is fewer than RBCs and greater than WBCs.
- These are formed by the fragmentation of giant megakaryocytes in the bone marrow.
- The average lifespan of platelets is about 7-10 days.
- These release platelet factors that help in the clotting of blood.
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