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		Components of Blood

A microscopic specimen of blood shows the presence of a basophil, which contains a large, irregularly shaped nucleus that is typically obscured and has coarse abundant dark violet granules in the cytoplasm.

(From KS Saladin, Anatomy and Physiology, 1998, WCB McGraw-Hill, p. 661; with permission. © The McGraw-Hill Companies, Inc./Dennis Strete, photographer)