释义 |
platelets
platelets(or thrombocytes) Disk-shaped structures in blood that promote clotting. EncyclopediaSeeplateletPlatelets
blood platelets or platelets or thrombocytes disc-like components of mammalian BLOOD, consisting of non-nucleated cytoplasmic fragments of large bone-marrow cells 3 μm in diameter called megakaryocytes that have entered the blood circulatory system. Platelets play an important part in BLOOD CLOTTING.PlateletsFragments of a large precursor cell (a megakaryocyte) found in the bone marrow. These fragments adhere to areas of blood vessel damage and release chemical signals that direct the formation of a blood clot.Mentioned in: Antituberculosis Drugs, Blood Donation and Registry, Bone Marrow Transplantation, Chemotherapy, Hantavirus Infections, Hemophilia, Platelet Aggregation Test, Platelet Function Disorders, Transient Ischemic Attack, Von Willebrand Disease, Wiskott-Aldrich SyndromeAcronymsSeePLT |