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Multiple Choice
Platelets are derived from __________.
A
lymphocytes
B
megakaryocytes
C
band cells
D
monocytes
Verified step by step guidance
1
Understand that platelets are small, disc-shaped cell fragments in the blood that are essential for blood clotting.
Recognize that platelets are not whole cells but are derived from larger cells in the bone marrow.
Identify the term 'megakaryocytes' as the large bone marrow cells responsible for producing platelets.
Differentiate between megakaryocytes and other blood cell types such as lymphocytes, band cells, and monocytes, which have different functions and origins.
Conclude that megakaryocytes undergo a process called thrombopoiesis, where they release small fragments of their cytoplasm into the bloodstream, forming platelets.