Normal platelet

Normal platelet
Author: Teresa Scordino
Category: Normal cells > Blood cells > Normal platelet  
Published Date: 12/02/2016

Platelets are anucleate cells derived from megakaryocyte cytoplasm.  Normal platelets are 1.5-3 microns in diameter, and have pale blue cytoplasm.  Platelets contain dense granules and alpha granules.  The alpha granules are the fine purple granules that are visible on routine blood smears.