White blood cells (leukocytes) |
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o Polymorphonuclear cells (granulocytes) include: | ||
- neutrophils (50 - 70% of WBCs) | ||
- eosinophils (1 - 4%) | ||
- basophils (less than 1%) | ||
o lymphocytes (25 - 40%) | ||
o monocytes (2 - 8%) | ||
o megakaryocytes (only present in the bone marrow - give rise to platelets) | ||
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