megakaryocyte /mega·karyo·cyte/ (-sīt″) the giant cell of bone marrow containing a greatly lobulated nucleus, from which mature blood platelets originate.megakaryocyt´ic
Megakaryocyte
megakaryocyte
meg·a·kar·y·o·cyte (m g  -k r  --s t)n. A large bone marrow cell with a lobulate nucleus that gives rise to blood platelets. Also called megalokaryocyte. |
Megakaryocyte
A large bone marrow cell with a lobed nucleus that is the precursor cell of blood platelets.
Mentioned in: Platelet Function Disorders
megakaryocyte
[meg′əker′ē·əsīt′]
Etymology: Gk, megas, large, karyon, nut, kytos, cell
an extremely large bone marrow cell measuring between 35 and 160 μm in diameter and having a nucleus with many lobes. Megakaryocytes are essential for the production and proliferation of platelets in the marrow and are normally not present in the circulating blood. Also spelled megacaryocyte. See also platelet. megakaryocytic, adj.
megakaryocyte
the giant cell of bone marrow; it is a large cell with a greatly lobulated nucleus and gives rise to blood platelets.
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