Question
In blood, platelets are required
forSolution
Platelets (thrombocytes) are essential for initiating blood clotting. They help form a plug at the site of injury by releasing clotting factors that lead to the formation of fibrin threads. Platelets do not transport gases or degrade urea. Information Booster:Â Â Â Â Â Â
- Platelets are cell fragments derived from megakaryocytes.
- Normal platelet count is 150,000–450,000 per microliter of blood.
- Platelets play a role in wound healing.
- Deficiency of platelets can lead to excessive bleeding (thrombocytopenia).
- Overproduction can cause unwanted clots (thrombosis).
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