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peripherAL blood cells..Presentation1 histology - UMK ...

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WHAT IS BLOOD?• Blood is the life-maintaining transport fluid that circulates oxygenand nutrients throughout the body, carries away waste products, andhelps defend against disease.• Blood consists of numerous components such as erythrocytes (red<strong>blood</strong> <strong>cells</strong>), leukocytes (white <strong>blood</strong> <strong>cells</strong>) and thrombocytes(platelets).• Besides transporting vital components, the <strong>blood</strong> plays an importantrole in the immune functions of the body and is vitally important tocoagulation (ability of <strong>blood</strong> to clot properly).• Blood is located in almost every part of the body, because itcirculates through the body's heart, arteries, veins and capillaries.Any tissue containing <strong>blood</strong> vessels normally contains <strong>blood</strong>.

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