What is erythrocyte?

Erythrocyte is a mature red blood cell or corpuscle that transports oxygen to the tissue by means of the hemoglobin it contains; normally it is a yellowish, non-nucleated, biconcave disk, measuring approximately from 7.2-8.6 m in diameter; the thickness at the center is slightly less than 1 µm and at the rim approximately 2 µm; in a normal human adult, 2,500,000 erythrocytes are formed every second; their life span is about 120 days.
crenated e. An erythrocyte possessing a scalloped border.

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