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Blood platelets

 

Option: 1

are nucleated

 


Option: 2

are enucleated

 


Option: 3

have multilobed nucleus

 


Option: 4

have small nuclei


Answers (1)

best_answer
 

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. 

Platelets are enucleated disk - like cell fragments found in blood

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rishi.raj

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