Platelets are formed by:
A) cell division in the spleen.
B) disruption of a phagocyte.
C) fragmentation of the cytoplasm of a B lymphocyte.
D) small pieces pinching from very large cells in the bone marrow.
E) the release of granules from a neutrophil.

Question

Quizplus · Accepted Answer

Platelets, also known as thrombocytes, are formed by the fragmentation of the cytoplasm of megakaryocytes, which are very large cells in the bone marrow. This process does not involve cell division, disruption of phagocytes, B lymphocytes, or the release of granules from neutrophils.

Platelets Are Formed By